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Project Requirement Document (PRD) Project Name: MathFlow Solver (Advanced Web Calculator) Version: 1.0 Date: October 26, 2023 1. Executive Summary Objective: To develop a web-based mathematical calculation tool that goes beyond standard arithmetic. The system will solve algebra and calculus problems and provide step-by-step solutions for educational purposes. Target Audience: Students, educators, and engineering professionals. Primary Value Proposition: Combining computational power with educational transparency (showing steps). 2. Functional Requirements (What the system must do) 2.1 Core Calculation Engine The system must be able to parse and solve the following types of inputs: Arithmetic: Basic operations (+, -, *, /) with order of operations. Algebra: Solving for variables (e.g., 2x + 5 = 15), factoring polynomials, and expanding expressions. Calculus: Derivatives (e.g., d/dx (x^2)). Indefinite and Definite Integrals. 2.2 The "Step-by-Step" Feature Requirement: The system must not only output the final answer but also generate an intermediate view. Logic: Break down the solution into discrete steps (e.g., "Subtract 5 from both sides," "Divide by 2"). Monetization Logic: The solution will display the final answer for free. The detailed steps will be blurred or hidden until a "Premium" action is taken (or simply hidden if this is an internal tool). 2.3 Graphing & Visualization The system must generate a 2D plot for any single-variable function input. The user must be able to Zoom In, Zoom Out, and Pan across the graph. 2.4 Input & Output Formatting Input: Standard text input field (e.g., x^2). Output: Mathematical typesetting. The output must render using MathJax or KaTeX to look like professional textbook math (e.g., displaying ∫xdx rather than int x dx). 3. Non-Functional Requirements (How the system must behave) Performance: Calculations for standard equations must take less than 2 seconds to render. Responsiveness: The interface must be fully functional on Desktop (Web), Tablet, and Mobile devices. Error Handling: If a user inputs invalid syntax (e.g., 2++x), the system must display a friendly error message (e.g., "Syntax Error: Unexpected operator") instead of crashing or showing a blank screen. Dark Mode: The interface must support a Dark/Light mode toggle. 4. Technical Specifications (Tech Stack) Frontend Framework: React.js (ensures fast UI updates). Styling: Tailwind CSS (for rapid, responsive design). Math Rendering: KaTeX (faster loading than MathJax). Calculation Engine: Nerdamer (JavaScript-based) OR Python (SymPy) backend API. Decision Point: If using Python, a simple API wrapper (Flask/FastAPI) is required to connect the Frontend to the Math Engine. 5. User Experience (UX) Flow Landing: User sees a clean search bar (centered on screen, similar to Google). Input: User types solve(2x + 4 = 10). Processing: A loading spinner appears briefly. Result: Top card: Final Answer: x = 3. Middle card: 2D Graph showing the line intercepting the axis. Bottom card: "See Steps" button. Interaction: Clicking "See Steps" expands a list showing the algebraic manipulation. 6. Deliverables & Timeline Phase 1: MVP (Minimum Viable Product) Duration: 2 Weeks. Deliverables: Working calculator interface. Arithmetic and Algebra solving capabilities. Final answer display only (No steps yet). Phase 2: Advanced Features Duration: 2 Weeks. Deliverables: Calculus engine integration. Step-by-step logic implementation. Graphing module integration. 7. Budget Estimate (Optional / Placeholder) Development Cost: $[Insert Amount] (Based on hourly rates). Software/Licensing Costs: $0 (Using Open Source libraries).
ID do Projeto: 40143603
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Hello, I understand your need for an advanced, educational web-based math solver that not only solves complex algebra and calculus problems but also transparently educates users with step-by-step solutions. With extensive experience in React.js and Python-based APIs, I am confident in delivering MathFlow Solver’s MVP within two weeks, featuring a clean interface, efficient arithmetic and algebra solving, and a professional math typesetting using KaTeX. For phase two, I will integrate calculus functionalities, create the step-by-step breakdown, and add interactive 2D graphing with zoom and pan, ensuring responsive design and error handling across devices with dark mode support. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. Which backend do you prefer for the calculation engine—JavaScript using Nerdamer or Python with a Flask/FastAPI API? Thanks, Asad
$85 USD em 5 dias
8,2
8,2

Hello Thierry M., We would like to grab this opportunity and will work till you get 100% satisfied with our work. We are an expert team which have many years of experience on PHP, JavaScript, Python, Matlab and Mathematica, Mathematics, React.js, Web Development, Frontend Development, Flask, Calculus Please come over chat and discuss your requirement in a detailed way. Regards
$10 USD em 7 dias
6,2
6,2

Hi i am an experienced researcher with PhD in applied mathematics(mathematical physics).I can help you in type of mathematics/physics problems solution.
$20 USD em 1 dia
6,0
6,0

I am excited to work on this project! With my expertise, I can deliver high-quality results within the specified timeframe. I have successfully completed similar projects and am confident I can meet all your requirements. I will provide regular updates and ensure clear communication throughout the project. Looking forward to collaborating with you!
$10 USD em 1 dia
5,1
5,1

⭐ Hello there, My availability is immediate. I read your project post on the Advanced Web-Based Math Solver. I am an experienced full-stack Python developers with skill sets in - Python, Django, Flask, FastAPI, Jupyter Notebook, Selenium, Data Visualization, ETL - React, JavaScript, jQuery, TypeScript, NextJS, React Native - NodeJS, ExpressJS - Web App Development, Data Science, Web/API Scrapping - API Development, Authentication, Authorization - SQLAlchemy, PostegresDB, MySQL, SQLite, SQLServer, Datasets - Web hosting, Docker, Azure, AWS, GPC, Digital Ocean, GoDaddy, Web Hosting - Python Libraries: NumPy, pandas, scikit-learn, tensorflow, etc. Please send a message So we can quickly discuss your project and proceed further. I am looking forward to hearing from you. Thanks
$89 USD em 1 dia
4,6
4,6

Hi, I am an electronics and communication engineer. I have completed many projects in matlab. I can complete your project in matlab and Python. If you award me your project, I shall thankful to you.
$30 USD em 7 dias
5,3
5,3

Hello I can build MathFlow Solver end-to-end exactly per your PRD: a fast React + Tailwind UI with KaTeX rendering, algebra/calculus solving, step-by-step logic, and interactive graphing. I recommend Python (SymPy) via FastAPI for reliable calculus + step generation, connected to React, with Nerdamer optionally used client-side for simple algebra. I’ll deliver the MVP in 2 weeks (arithmetic + algebra, final answers), then advanced features in 2 more weeks (calculus, steps, graphs, dark mode, errors), fully responsive and under the 2-second performance target.
$20 USD em 2 dias
4,1
4,1

Hello, there! ✌️ Your idea is very interesting. I think your goal for this task is to develop an Advanced Web-Based Math Solver that provides a user-friendly interface and accurate solutions to complex math problems. In a previous project, I created a similar web application for a client in the education sector. I implemented advanced algorithms to solve math problems, integrated interactive features for user engagement, and ensured seamless functionality across different devices. The project had a success rate of 93.8%, showcasing my ability to deliver high-quality math-solving solutions tailored to user needs. As a result, students will have access to a reliable and efficient tool for solving complex math problems, enhancing their learning experience and academic performance. OK, let's discuss about your task in more detail. ✌️ Best regards, Bogoljub
$20 USD em 3 dias
3,5
3,5

Hi there, I have 7+ years of experience in PHP, JavaScript, Python and can deliver a clean, reliable solution for your project. I value clear communication and timely delivery, and I’m ready to get started immediately. Let’s connect and discuss your goals. Best regards, Dorian
$20 USD em 1 dia
3,6
3,6

Hey , Thank you for sharing the job details. After going through the description, it’s clear you need someone confident with Web Development, React.js, Mathematics, Calculus, PHP, Flask, JavaScript, Frontend Development, Python and Matlab and Mathematica and can deliver clean, reliable results. That is exactly the kind of work done day to day, so this project is a great fit. Before getting started, there are a few points that would really help shape the best solution for you: Are all the mentioned skills and features mandatory, or is there any flexibility in the tech stack and scope? Is there any existing code, design, or documentation available, or should this be developed completely from scratch? What is your ideal timeline and any hard deadlines for milestones or final delivery? Why work with me? 1. More than 250 major projects completed, including complex, long-term engagements. 2. No negative feedback over the last 5 to 6 years, reflecting consistent quality and reliability. 3. 100+ recent major projects with 5-star reviews, showing that clients are not only satisfied but return with more work. Availability: 9 AM to 9 PM Eastern Time (full‑time freelancer, easy to collaborate and quick to respond). Portfolio: https://www.freelancer.com/u/syeds273 Recent, relevant work samples will be shared privately to protect client confidentiality. Please start the chat so we can finalize the project details, expectations, and the best execution plan. Regards, Syed.
$10 USD em 2 dias
2,6
2,6

Hi Thierry, Just wrapped up a comprehensive algebra calculator for an engineering client that leverages Nerdamer for computation and KaTeX for rendering. I'm confident that my expertise in crafting interactive, web-based mathematical tools makes me the perfect fit for MathFlow Solver. I specialize in building robust solutions using React.js, Tailwind CSS, and JavaScript. My strengths include high-performance calculation engines, responsive interfaces, and seamless integration with libraries like KaTeX. Multiple 5-star reviews on complex calculators and educational tools have solidified my reputation for delivering reliable, scalable, and user-friendly solutions. Happy to jump on a quick call to discuss your setup, including the best approach for integrating the SymPy API if that's the direction you'd like to take. Worst case, you get a free consultation and some solid ideas. Chris | Lead Developer | Novatech
$20 USD em 14 dias
3,3
3,3

Hi, I’m Mst Habiba Hasan, I am a Senior Full-Stack Developer with more than 10 years of experience. I can help you with: — Website development — Mobile app development — Web app development — Backend development — AI and Machine Learning development — Maintenance of existing projects — UX/UI design — Browser extensions — DevOps — Solution Architecture — Consulting — MVP development Technologies I've worked with include but are not limited to: • Python/ Django • ReactJS / React Native (including React Native Web) / Expo / Express / Redux / NextJS • Javascript / Typescript / Flow types • NodeJS / Angular / Vue.js • MongoDB / SQL (MySQL / MariaDB / PostgreSQL) / Redis • OAuth2 / Keycloak / Auth0 / Cognito • Kubernetes / Helm / Docker / Ansible / Terraform / Amplify / Firebase • AWS / Azure / GCP / on premises • RESTful / GraphQL / OpenTracing / AMQP (RabbitMQ) Contact me today to get started! I’m excited to collaborate and bring your vision to life. Best regards, Mst Habiba Hasan
$20 USD em 1 dia
3,6
3,6

Here’s a clear, human-style proposal you can use: I’ve reviewed your PRD for MathFlow Solver and this is a project I can confidently take from concept to a working, scalable product. The scope is well defined, and the phased approach makes a lot of sense for building momentum while keeping risk low. I can build the MVP first with a clean React interface, fast input handling, and reliable arithmetic and algebra solving, ensuring results render cleanly with KaTeX and respond smoothly across desktop and mobile. From there, I’ll extend the engine to support calculus, step-by-step explanations, and interactive graphing without compromising performance or clarity. On the technical side, I’m comfortable implementing this either fully in JavaScript using Nerdamer or with a Python-based SymPy engine exposed via a lightweight API if you want stronger symbolic math and future extensibility. Error handling, dark/light mode, and sub-2-second response times will be part of the core build, not afterthoughts. I’ll focus heavily on UX—keeping the “Google-like” input flow intuitive, results easy to scan, and the step-by-step logic structured in a way that’s educational and monetization-ready. The codebase will be clean, documented, and ready for future features like premium access, saved problems, or user accounts.
$20 USD em 7 dias
0,9
0,9

I’d love to build MathFlow Solver, an advanced web calculator that doesn’t just give answers but actually helps users understand how those answers are reached. The goal is to create a clean, fast, and reliable tool for students and professionals to solve algebra and calculus problems with clear step-by-step explanations. The platform will support everything from basic calculations to derivatives, integrals, and interactive graphs, all presented in a simple, modern interface that works smoothly on any device. I’ll focus on accuracy, performance, and a user-friendly design so the tool feels intuitive and trustworthy. I have a strong background in mathematics and web development, and I’ll handle the project in structured phases to ensure timely delivery and high quality. I’m confident I can deliver a polished solution that meets your requirements and adds real value. I’d be excited to work on this project and bring MathFlow Solver to life.
$30 USD em 7 dias
0,6
0,6

Hello Mate!Greetings , Good morning! I’ve carefully checked your requirements and really interested in this job. I’m full stack node.js developer working at large-scale apps as a lead developer with U.S. and European teams. I’m offering best quality and highest performance at lowest price. I can complete your project on time and your will experience great satisfaction with me. I’m well versed in React/Redux, Angular JS, Node JS, Ruby on Rails, html/css as well as javascript and jquery. I have rich experienced in Matlab and Mathematica, Frontend Development, Python, JavaScript, Web Development, React.js, PHP, Calculus, Mathematics and Flask. For more information about me, please refer to my portfolios. I’m ready to discuss your project and start immediately. "See Steps" Looking forward to hearing you back and discussing all details.. Your Sincerely
$10 USD em 3 dias
0,0
0,0

Hello; We are interested in your Advanced Web-Based Math Solver project. We are a professional team of expert architects from all over the world. Our team offers the highest quality and most effective projects with over 14 years of experience and works with a focus on 100% customer satisfaction. When you choose us, you will have a final delivery that exceeds your expectations. We look forward to working with you! Take a look at our past work on our portfolio: https://www.freelancer.com/u/worldarcpart Kind Regards WORLD ARCHITECTURE PARTNERS
$10 USD em 2 dias
0,0
0,0

As an experienced AI and Full-Stack Engineer, I bring a multi-dimensional expertise that perfectly aligns with the complex requirements outlined in your project. Having worked on numerous real-world projects spanning from developing business websites to creating SaaS platforms and building AI-powered solutions, I excel in leveraging technology to provide practical and valuable solutions. My track record in clean code, clear communication, and on-time delivery underscores my professionalism and commitment to client satisfaction. Specifically, my proficiency in frontend development, JavaScript, PHP, Python, React.js, and Web Development make me particularly apt for the task. I have mastery over React.js; this would ensure not just the fast UI updates as required but also seamless adaptability across multiple devices. My expertise also extends to using KaTeX which would be crucial for rendering outputs in professional mathematical typesetting. Moreover, I don't merely build functional applications; my focus has always been to ensure that software solutions serve niche business needs effectively. Sentient of this, my approach will be to provide a technically robust system ensuring swift problem-solving speeds well within the 2-second mark and a clean interface that's responsive on Desktop (Web), Tablet, and Mobile devices so that it caters to varied user preferences.
$20 USD em 7 dias
0,0
0,0

This project needs a clean, professional, user-friendly solution with a seamless, integrated experience. I focus on clarity, intuitive structure and making sure every part works smoothly together. no overcomplication - just a reliable, well-thought-out result that feels natural to use and easy to maintain. I understand the need for an automated, step-by-step math solver that delivers final answers quickly, with smooth graphing and error handling, all wrapped in a responsive React.js front end styled with Tailwind CSS and rendered beautifully via KaTeX. While I am new to Freelancer, I have tons of experience and have done other projects off site involving advanced calculators and educational tools, ensuring usability and performance. Message me today - let's build something that works for your business. Regards, Nadia Du Preez
$28 USD em 14 dias
0,0
0,0

Hello Mate, I’ve reviewed your MathFlow Solver project and understand that you need a web-based advanced calculator with algebra, calculus, step-by-step solutions, and interactive 2D graphs. I can deliver: • Calculation engine (arithmetic, algebra, calculus) using Nerdamer or Python (SymPy) • Step-by-step solution view for educational transparency • Responsive UI with React.js + Tailwind CSS and professional math rendering via KaTeX • Graphing, error handling, and Dark/Light mode I focus on delivering clean, optimized, and future-ready code, with clear communication and timely delivery. Let’s chat so I can share relevant past work and discuss your project in detail.
$21 USD em 30 dias
0,0
0,0

Hello, I’m a Full Stack Developer with experience building interactive, calculation-heavy web applications using React and modern backend APIs. I can deliver MathFlow Solver as described, focusing on accuracy, performance, and a clean educational user experience. I can implement the core calculation engine to handle arithmetic, algebra, and calculus, using either a JavaScript-based engine like Nerdamer or a Python backend with SymPy via FastAPI or Flask. I’m experienced with both approaches and can recommend the best option based on scalability and step-by-step logic clarity. On the frontend, I will build a responsive React interface styled with Tailwind CSS, including Math rendering with KaTeX, graph visualization with zoom and pan, dark and light mode support, and clear error handling for invalid inputs. The step-by-step solution flow will be structured and extensible, with premium gating logic implemented cleanly without affecting performance. I can deliver the MVP within the first two weeks and complete advanced features, including calculus, steps, and graphing, in the second phase as outlined. The result will be a stable, well-structured solution that is easy to maintain and extend. I’d be happy to share a brief technical outline and confirm timelines once we connect. Best regards, Ismayil Full Stack Developer
$20 USD em 7 dias
0,0
0,0

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