Servos and simulationpekerjaan
Saya Haikal pelajar UTeM ada sebuah assignment yang memerlukan projek saya dalam bentuk simulation.
kami ingin membuat satu simulation mengenai application yg boleh scan barcode
...developing a unique and engaging concept for lifestyle bloggers centered around using a standard pillow as a tool for releasing anger, stress, and even getting a bit of exercise. This project would be an ideal fit for an individual with: - Experience in the Fitness/Wellness industry. - Skilled in creating engaging, digestible content. - A strong understanding of the lifestyle blogging community. - Ability to effectively convey the simulation of anger, frustration, and stress relief in an approachable way. Key deliverables include: - Creating a vivid interpretation and step-by-step guideline on how to utilize a regular pillow for punching and stomping to effectively relieve stress, anger, and frustration. - Creating insightful conte...
...conversion of reactants, product yield, and overall reactor efficiency, focusing on temperature and pressure as critical parameters. Key Project Deliverables: - Establish the PFR model in Matlab. - Integrate temperature and pressure variables using 2-D pseudo homogeneous model. - Calculate reactant conversion, yield, and efficiency. Ideal Candidate: - Proficient in Matlab coding. - Solid background in chemical engineering, specifically reactor design and modeling. - Understanding of PFR kinetics and mass-energy balances. - Ability to interpret simulation results for optimization. I am eager to collaborate closely with someone who is detail-oriented and committed to delivering accurate and insightful outcomes from this mo...
I need a proficient Matlab Simulink professional to simulate the current production in a semi-truck's solid oxide fuel cell. This should take into account...current production in a semi-truck's solid oxide fuel cell. This should take into account multiple variables, specifically: - Temperature - Pressure - Fuel flow rate These should be varied at high levels in the simulation. With a requirement for medium precision, the model should sufficiently represent the real-world scenario without too much granularity. The goal is to understand how these variables affect the current production. The ideal candidate should have a strong background in thermodynamics, system simulations, and Matlab Simulink. Experience in solid oxide fuel cells and vehicular simulations...
...material, so it's crucial that the animation not only is technically accurate but also visually appealing and engaging. Key requirements: - Highly detailed with motion and physics simulation: The animation should be realistic and showcase a deep understanding of mechanical systems and their interactions. - Marketing material focus: The animation should be optimized for engaging potential customers and making a strong impression within that context. - Professional quality: The final product should be of a quality that's suitable for use in a professional setting. Ideal Skills: - Proficiency in mechanical animation. - Experience with high-detail and realistic motion and physics simulation. - Previous work geared to...
...(HCCI) model and setting up AVL simulation. I am currently working with the AVL BOOST software and am facing hurdles with its setup. The details are as follows: - EGR Control: As the first part of the project, I am looking for some expert help in managing the EGR component of my HCCI model. Knowledge and experience in this area would be crucial in ensuring effective control mechanisms. - AVL Simulation Setup: Secondly, I require assistance in setting up the AVL simulation as it has been a challenging task due to the difficulty I'm experiencing. The ideal candidate should have expertise in AVL simulation setup. I already possess the necessary software and models for AVL simulation. Looking forward to a freelancer w...
I'm seeking a proficient Unity developer to help create an engaging vehicle simulation game centered around trains. The project involves building intricate locomotive models, creating immersive environments, and fine-tuning driving mechanics to provide players with an authentic train conductor experience. Key tasks include: - Development of 3D train models. - Creation of realistic environments. - Implementation of responsive controls to simulate genuine train handling. Ideal skills and experiences: - Intensive knowledge of Unity game development. - Proven experience developing vehicle simulation games. - Proficiency in 3D modeling and environments. - Strong understanding of physics for realistic movement and controls.
I'm looking for an experienced game developer to create an engaging simulation game aimed at adults, to be played on mobile devices. The ideal candidate will: - Have previous experience in simulation game development. - Demonstrable ability to create engaging, challenging, and entertaining gameplay. - Knowledge of leading mobile platforms and compatibility. - Expertise in coding and development tools. - Be able to work to a schedule, delivering progress updates regularly. Remember, the game needs to appeal to an adult audience so the complexity and sophistication of the gameplay should match this. Looking forward to seeing your portfolio and discussing the project's opportunities.
Need C# developer to integrate zatca and below actions, Please contact if you have previous experience in zatca einvoice integration. Prefer to develop a rest Api to call zatca and input parameter will provide invoice in Json. Anyone has previous experience on zatca integration is preferred, we need to complete as soon as possible. 1. Create CSR certificate 2. Compliance Invoice with simulation and production 3. Clear Invoice with simulation and production 4. Report Invoice with simulation and production Note: We need source code, and it should be configured on our system.
I am in ...Capacity Planning: It's important to plan for our resource capacity to meet business demands. - Quantitative Simulation: I'm looking for a professional who can perform quantitative simulation to help us make informed decisions. The primary outcomes I'm looking for are: - Streamlining processes for efficiency - Identifying bottlenecks and areas for improvement - Optimizing resource allocation - Improving overall productivity Ideal candidate should have: - Proven experience in business process analysis - Proficiency in process modelling and quantitative simulation - Ability to verify and plan capacity effectively - Strong analytical and problem-solving skills - Excellent communication and collaboration abilit...
I am curre...issue in my Ansys mechanical simulation. Throughout the simulation process, I'm unable to solve the setup entirely. Even though no recent changes have been made to my computer software that could potentially interfere with the Ansys mechanical simulation, the problems persist. Also, there are specific error messages and warnings during the attempts to solve the setup. Required Skillset: - Expertise in Ansys mechanical simulation. - Adequate experience in debugging and resolving software errors. - Ability to understand and decipher specific software error messages. The primary task for this project would be to identify, understand and adequately solve the setup issues causing interruptions in the simulation,...
...engaging and unique site that can attract users. Key Features: - Real-time battle simulation: This feature is essential for the site to provide an immersive user experience. It should be engaging, interactive, and able to handle a high volume of users simultaneously. - User authentication and registration: The site should include a secure and efficient authentication system to protect user data and ensure smooth user experience. - Secure payment system: As this project is Ethereum-powered, a secure and reliable payment system is crucial. This system should be able to handle cryptocurrency transactions securely and efficiently. Ideal candidates for this project will have: - Prior experience with Ethereum and cryptocurren...
I am looking for a Python programmer with a math background (statistics) who can help calculate the optimal strategy and house edge for various permutations of a casino card game similar to blackjack.
...the Tecnomatix Plant Simulation project for my manufacturing operations. The main objectives are: - Improve and optimize in-process production operations - Boost efficient resource utilization The consultant should focus on rectifying the lack of visibility in the production flow. To achieve this, core skills required will be proficiency in implementing Tecnomatix Plant Simulation software, strong knowledge of manufacturing processes, and experience in identifying and rectifying production bottlenecks. Ideal professionals should have: - Strong Tecnomatix skills - Experience in manufacturing process optimization - Expertise in resource planning and allocation - Troubleshooting skills to enhance visibility in production flows If you've ...
...project which includes a simulation, data analytics charts, and text. I need all of these to be redone and improved. Here's what I'm looking for: - Refinement of the Simulation: The objective of the original simulation was to analyze a system. I need this part to be refined and improved upon. - Improvement of Data Analytics Charts: The original data analytics charts were created using Microsoft Excel. These need to be redone with more finesse and potentially using more advanced tools and techniques. - Text Revision: The text accompanying the project needs to be revised. This includes ensuring that the text is clear, concise, and well-structured. Ideal Skills and Experience: - Proficiency in simulation...
...professional in Proteus and KiCad to assist with an electronic simulation and PCB design project. - I require assistance primarily with circuit design, schematic capture, and component selection and placement. - I already have specific electronic components in mind for this project, so I would need your expertise in helping me integrate these into the design. - The primary purpose of the electronic device I'm designing is for control and automation. Ideal Skills and Experience: - Proficiency in Proteus for electronic simulation - Proficiency in KiCad for PCB design - Experience with circuit design, schematic capture, and component selection and placement - Previous projects focusing on control and auto...
...Visualize the finite element simulation results for several example problems via the visualization toolkit Paraview; relevant results of the stress calculation , there are three problem parameters to solve. I can provide you detailed instruction and reference work as well if you are interested Key Points: - The project will primarily focus on analyzing stress distribution in a non-linear material setting. - You need to have experience with Python programming and specifically its libraries for working with FEM such as FEniCS or similar. - Familiarity with non-linear material analysis and its implications on structural integrity is essential. - The project involves dealing with complex geometrical structures, so prior experience in this area is highly valued. ...
...Cultivating Connections and Crypto Knowledge* *Game Overview:* BABYCHICKEN Farm Game is an innovative farm simulation game that marries the charm of virtual farming with the cutting-edge world of cryptocurrency. Players are immersed in a vibrant world where they can cultivate crops, raise adorable animals, and engage in a dynamic economy using the game's native memecoin, BABYCHICKEN. Designed for global connectivity, the game offers an inclusive and educational experience, promoting financial literacy and sustainable practices through entertaining gameplay. *Key Features:* 1. *Community-Driven Gameplay:* - Players can work together to build flourishing farms, with options to visit, assist, and trade with each other in real-time. - ...
I'm searching for the support of a qualified chemical engi...chemical reactions The outcomes I look forward in this project are: - A detailed report on the alkyd resin formulation - A completed Aspen Plus simulation file - A model of the chemical reactions involved, with results - A Process flow diagram The resin must have these key characteristics: - The required viscosity - A specified curing time - Optimal adhesion properties Expertise in chemical engineering, familiarity with Aspen Plus and experience in modeling chemical reactions are the key skills required for this task. A background with polymeric materials, particularly alkyd resin, would be beneficial. Your innovative thinking, problem-solving ability, and attention to tiny details will be highly pr...
...simple task management app built using React.js and JSONPlaceholder API for backend simulation. Expected completion time: 3-4 hours. Key Features: Task List: Display a list of tasks with options to mark tasks as completed, edit task details, and delete tasks. Add Task: Enable users to add new tasks to the list with a title and optional description. Edit Task: Allow users to edit task details, including the title and description. Delete Task: Provide the functionality to delete tasks from the list. Mark as Completed: Allow users to mark tasks as completed, visually distinguishing them from incomplete tasks. Requirements: Proficiency in React.js and JavaScript. Experience with frontend development and RESTful APIs. Ability to work q...
I'm seeking an experienced OMNET++ specialist to develop a security simulation model for Intelligent Transport Systems. Key Qualifications: - Extensive experience with OMNET++ simulations, INET, Veins, and SUMO. - Knowledge of Machine Learning and Blockchain. A deep understanding of network analysis and protocols is also necessary. - Proficient in network modeling and event simulation. Bring your knowledge of OMNET++ to create a top-notch wireless network simulation model. This is your chance to showcase your deep understanding of the complex framework of Intelligent Transport Systems. The more detailed the model, the better!
...integration and sanity checks Milestones & Deliverables for Phase 1 1. Foundation & Data Handling: Set up the architecture and preprocess data, including cleaning and normalization. Deliverable: Preprocessing script 2. Strategy Formulation: Develop a basic strategy that initiates trades based on the direction of post-earnings announcement movements, utilizing stop loss and take profit for trade exits. Deliverable: A strategy module for immediate position initiation post-earnings based on set criteria. 3. Backtesting Core: Develop an engine for simulating strategies against historical data, scalable for future strategies. Deliverable: Backtesting function accepting strategy definitions and data to simulate performance. 4. Performance Tools: Ge...
Matlab Simulation Battery Optimization Urgent Work
...engaging and unique site that can attract users. Key Features: - Real-time battle simulation: This feature is essential for the site to provide an immersive user experience. It should be engaging, interactive, and able to handle a high volume of users simultaneously. - User authentication and registration: The site should include a secure and efficient authentication system to protect user data and ensure smooth user experience. - Secure payment system: As this project is Ethereum-powered, a secure and reliable payment system is crucial. This system should be able to handle cryptocurrency transactions securely and efficiently. Ideal candidates for this project will have: - Prior experience with Ethereum and cryptocurren...
I'm Urgently seeking expert who can help me with a specific task in ArenaView software. I need to create a model simulation focusing on object detection, specifically people. Key points: - The main goal of this task is to implement object detection capabilities in the model simulation. - The simulation should accurately represent how these 'people' objects interact with other elements of the system, and how they might impact the overall process. Skills and experience: - Proficiency in using ArenaView software is a must. - Experience in object detection, particularly in a simulation environment, would be highly beneficial. - An understanding of process improvement, particularly within the context of object detection, would be a big...
I'm in need of an Electronic Technician who can design a PCB board. I would provide the schematic diagram drawing, dimensions and a bill of material of all the components. All I need is the PCB design in a format that I could send to print. Simulation is a plus. Key Responsibilities: - Designing and developing the PCB board. Ideal Candidate: - Proficiency and experience in designing PCB boards. - Understanding of electronic devices and their components. Please include a detailed project proposal in your application.
...skilled developer to help create a Roblox script for my new simulation game. Key Requirements: - The script should primarily focus on implementing engaging game mechanics for a simulation genre. - The game is designed for Player versus Environment (PvE) interactions. Ideal Skills & Experience: - Prior experience with Roblox game development is essential. - Proficiency in Lua, the scripting language used in Roblox. - Understanding of game mechanics for simulation genre. - Experience with Player versus Environment (PvE) gameplay. I'm looking for someone who can deliver a script that not only meets these requirements but can also bring innovative ideas to enhance the gameplay experience. Looking for someone to make me an Updated and improved Mi...
I'm looking for a skilled developer to create Python-based modeling and simulation tools for UAV Swarms. Ideal candidates should have experience in Python and Machine Learning, as well as a solid understanding of industrial processes and systems. The tools should ideally offer real-time simulation capabilities, data visualization, and the ability to integrate with relevant software. A formal report of the project is required with the simulation and coding work. You may need to discuss these details with me once we get started on the project.
I have an existing project in PDF that needs a comprehensive overhaul. I need a ...comprehensive overhaul. I need a freelancer who can redesign the whole process, including the charts, Arena Simulation, and some paraphrasing. Key Tasks: - Redesign all charts in the project. - Enhance the Arena Simulation aspect to make it more effective and engaging. - Provide paraphrasing for specific parts of the content. Ideal Skills and Experience: - Experienced in PDF editing and design. - Proficient in data visualization and chart creation. - Prior experience with Arena Simulation software. - Excellent paraphrasing and content rephrasing capabilities. Please make sure your application includes a detailed project proposal. I prefer to...
...try-on platform. The system should be accessible via both website and mobile application. Key Features: - Real-time Clothing Fit Simulation: The core of this project is ensuring users can try on different pieces of clothing and see how they fit in real-time. Skills and Experience: - Proficiency in Web and Mobile App Development: A strong knowledge of front-end and back-end development is essential. - Virtual Clothing Simulation: Experience in creating similar systems, particularly those that offer real-time fit simulation, is a big plus. - UI/UX Design: A keen eye for user experience and interface design is important. Please note that while the method of displaying the virtual clothing on the user in the real-time fit ...
...creating and simulating robotic arms models in Coppeliasim. The professional should be able to write control code for the robot, and also troubleshoot and fix any simulation errors that may arise. The key responsibilities for this project are: - Develop and simulate robotic arms models in Coppeliasim - Proficient in programming languages required for the task, particularly Python and lua - Write efficient control code for the robotic arms - Identify, troubleshoot, and fix any simulation errors that may arise Ideal candidates should have: - Proven experience in working with Coppeliasim - Proficiency in Python and lua - Strong understanding of robotic arms and their control mechanisms - Ability to troubleshoot and...
...energy consumption patterns of such an environment and designing a system that adequately meets the facility's energy needs during power outages. - Software Preference: Due to the complexity of the project, the ideal candidate should have a strong background in MATLAB/Simulink. This tool is essential for the accurate simulation and modeling of the proposed battery energy storage system. Ideal Skills and Experience: - Proficiency in MATLAB/Simulink: Experience in using this tool for similar projects is a must. - Energy Storage System Design: Strong understanding of energy storage principles, as well as the ability to design systems that meet specific requirements. - Industrial Power Systems: Familiarity with the energy consumption patterns and u...
...statistical analysis and simulations. The project involves developing and optimizing simulations and calculating probabilities for different theoretical scenarios. Tasks Include: Writing, debugging, and optimizing R scripts to perform simulations and analyze data. Producing clear documentation of the methodologies, code, and results. Ensuring accuracy and efficiency in all computations and simulations. This project requires a focus on R programming and data analysis without the need for creating extensive reports or presentations. The final deliverables will be well-commented R scripts and concise summaries of findings. Skills Required: Proficient in R programming Experienced in statistical analysis and pro...
...training/simulation experience for professionals using the Meta platform. The ideal candidate should have: - Proficiency in Unity - Experience in developing virtual reality applications, especially for the Meta platform. - A portfolio demonstrating prior work on training/simulation experiences. - Understanding of the unique requirements and constraints of a VR training application. - Proven ability to design immersive and engaging experiences. The target audience for this project is professionals, so the developer should be able to tailor the experience to suit the learning needs of this specific group. The VR training/simulation should be interactive, educational and engaging, providing a realistic and practical learning environment...
I'm looking for a MATLAB expert who will develop a simulation model for both Vehicle-to-Grid (V2G) and Grid-to-Vehicle (G2V) technologies. The core aspect of your work should emphasize on the scheduling of charging and discharging within the system. Key Tasks: - Simulate both V2G and G2V technologies accurately - Focus the simulation model primarily on scheduling of charging and discharge cycles - Ensure the model is flexible enough for future tweaks and adaptations Skills and Experience: - Proficient in MATLAB, especially signal processing module - Strong knowledge and experience in energy systems simulation - Good understanding of V2G and G2V technologies - Familiar with energy scheduling and ma...
I am currently in need of a freelancer proficient in Omnet++ VEINS network simulator. The backbone of the project is Artificial Intelligence (AI), with a specific interest in: - Network Protocols Simulation - IoT Devices Interconnection - Performance Analysis I am also in need of simulation for specific network protocols: - TCP/IP - UDP Whilst applicants should be experienced in network simulators, a strong background in Omnet++ and AI is a must. It is paramount that the freelancer can effectively integrate AI into the simulation, and that they are capable of interconnecting IoT devices. Studies or experience in computer networking would be advantageous.
...Catia designing and Ansys simulation. The primary focus of the project is to enhance an existing product design in the automotive industry. Key responsibilities: - Utilize Catia to refine our current product design according to industry standards and requirements. - Conduct Ansys simulations to analyze and enhance the product's performance and reliability. - Provide insightful recommendations on how to optimize the product to align with automotive industry expectations. Ideal skills and experience: - Proven expertise in Catia software for meticulous product design modifications. - Extensive experience in conducting Ansys simulations for stress analysis and improvement of product performance. - Prior exposure to the automotive indus...
...statistical analysis and simulations. The project involves developing and optimizing simulations and calculating probabilities for different theoretical scenarios. Tasks Include: Writing, debugging, and optimizing R scripts to perform simulations and analyze data. Producing clear documentation of the methodologies, code, and results. Ensuring accuracy and efficiency in all computations and simulations. This project requires a focus on R programming and data analysis without the need for creating extensive reports or presentations. The final deliverables will be well-commented R scripts and concise summaries of findings. Skills Required: Proficient in R programming Experienced in statistical analysis and pro...
I'm looking for an experienced MATLAB-Simulink professional to help me simulate DC arc faults in PV system. Key Project Details: - The primary purpose of the PV system is power generation. - I need the simulation to provide details on basic electrical parameters and arc dynamics. - I need the simulation using different arc models (Cassie, Mayr, Habedank, Kema, Paukert, Modified Paukert, Heuristic). - The Pv system (20 kW) should be connected to the grid. - The Pv system should have a dc-dc converter and inverter. The ideal freelancer for this project should have: - Strong expertise in MATLAB - Simulink - Experience with simulating electrical systems - Familiarity with photovoltaic systems would be a plus
I am looking for an Open MPI developer who has...OpenMPI's ability to run different functions concurrently, the purpose is to demonstrate a simulation. The functions themselves are simple. I know that because I am a Java developer but I don't have knowledge about this framework. Important Note In your proposal/message, make sure to explain the environment setup that is necessary to run around 3 concurrent functions at a time using Open MPI, so that I know you are genuine, don't answer using chatgpt or other AI tools. Don't waste your bid if you cannot answer this question because I will not respond to that message. And if you think there is a better MPI framework (Strictly for java) that you can use to accomplish this same task then let me know and...
Set up a Monte Carlo Simulation model to optimize the reduction of fatalities at roadway work zones using Excel with a Monte Carlo simulation add-on. The objective is to reduce crashes involving fatalities. Variables can include work zone speed limit, work area length, duration of work being done, time of day work is done, traffic volumes, work signs/flaggers present, etc. Expert knowledge in Monte Carlo simulations and risk engineering modeling. Limited time available to create model. More information available upon request.
...Electronics Bidirectional Converter for Grid to Vehicle and Vehicle to Grid Applications and analysis their performance. - Desired output power level: This system needs to describe the power direction in G2V mode as well as in V2G mode. - Voltage, Current Waveform: The system should output both a specific voltage and current waveform Considering V2G and G2V. Ideal candidates for this project would have expertise in Power Electronics design, particularly with experience in Matlab. Your understanding of voltage and current waveforms is crucial for this project. Prior experience with medium power electronics systems would be highly advantageous. Note: you can use any machine learning method for controlling the gate pulse signal in this simulation...
As the project le...mention a specific task, I am seeking someone who can assist with a variety of responsibilities, including: - 3D modeling - Assembly design - Simulation analysis Don't worry if you're unsure of my specific project needs. I'm more interested in your overall SolidWorks capabilities! Therefore, when applying, please include the following: - Samples of past work - Details on your level of experience - A comprehensive project proposal Although I have not specified any certain design requirements or preferences, I do value innovative thinking and the ability to work independently. Therefore, if you're a motivated, creative thinker who enjoys taking initiative and can provide reliable work, I encourage you to apply. Looking forwar...
...assist with both neutron and gamma shielding for a moderate level of effectiveness. I'm exploring the use of various materials such as lead, concrete, and polyethylene for this project. Key responsibilities include: - Implementing the necessary calculations and simulations to determine the best combination of materials - Providing recommendations on the most effective shielding design for the desired level of protection - Ensuring all aspects of the simulation are accurately and effectively completed Ideal candidates should have: - Proven expertise with MCNPX and Monte Carlo based simulations - Strong background in radiation shielding, particularly for both neutron and gamma radiation - Previous experience in selecting and ...
...dynamics and the ability to perform CFD analysis is crucial for this role. - Optimizing code performance: You should be able to enhance and optimize the performance of the MATLAB code for efficient and effective simulations. The purpose of these simulations and analyses is specifically for two main areas: - Fluid Flow Analysis: You will be required to conduct a detailed analysis of fluid flow patterns. This will involve the examination of different aspects of fluid dynamics. - Organ Pipe Simulation: The simulations are also intended for creating an organ pipe model and predicting its sound characteristics. The desirable outcomes and deliverables for these tasks include: - Visualization of Fluid Flow Patterns: You must be able to visu...
...com/monte-carlo-simulation****** Hello, I am in need of a Monte Carlo analysis that can calculate the survivability of clients' portfolios based on various investment scenarios. Key project requirements: - The analysis should consider: - Historical market data - Projected economic scenarios - Different asset allocation strategies, such as 100% Equity, 70/30, or 60/40 portfolios - It should compare to historical returns of MSCI World, US Equity, Bonds, T-bills, and Gold - The main focus is on determining the survivability of the portfolios over time, given withdrawals and additional investments that may occur. Ideal skills and experience: - Proficiency in statistical analysis and financial modeling - Experience with Monte Carlo simulatio...
...developer to create a GT3 Class Race Car for the Assetto Corsa racing simulation platform. The car in question is an Aston Martin V8 Vantage GT3 EVO, and while I have a preference for this model, I'm open to alternatives such as the Scuderia Cameron Glickenhaus SCG004C GT3 and Lexus LFR/Toyota GR Concept GT3 car . The primary focus of this project will be to ensure the car is as close to its real-life counterpart as possible, impressing with its graphical model. Key Requirements: - Develop a high-quality 3D model of an Aston Martin V8 Vantage GT3 EVO for Assetto Corsa - Ensure the car's physics within the game match the real racing car as closely as possible - Create authentic engine sound for the in-game experience Ideal Skills and Experience: -...
...research paper and require an AI specialist to fine-tune a model for me. What I specifically need pinpointing includes: - Language generation: The model needs to produce engaging, high-quality news content. - Tone and style: The articles should sound human and not robotic. - Detection evasion: The content should bypass AI detectors. Regarding the output, I'd like the articles to be generated in a text document format. Each article's length should range from 500-1000 words. I'm looking to collaborate with someone who holds strong expertise in AI modeling, natural language processing, text generation, and, importantly, experience in comic style and tone simulation. An understanding of AI detection mechanisms is also crucial for...
