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Mission & Background

Engineering Precision for Everyone

DudeMath is an independent educational and reference project for students, learners, and anyone working through quantitative STEM calculations.

27 Documented Calculators 218 Automated Tests Kütahya Dumlupınar University (DPÜ)

Our Mission

Why DudeMath Exists

Democratizing high-intent engineering calculations without paywalls, lag, or data privacy trade-offs.

Modern structural, electrical, and thermal design relies on rapid, reliable numerical evaluation. Yet traditional online calculator websites are frequently bogged down by intrusive scripts, unverified formula assumptions, missing boundary conditions, and slow server round-trips.

DudeMath was architected from the ground up as an open educational platform where calculations evaluate locally in the browser with full mathematical transparency. By combining static generation with pure TypeScript formula execution pipelines, the site ensures instant response times, client-side calculation privacy, and documented derivation steps.

Ownership & Maintenance

Author & Maintainer Profile

The engineering background behind the DudeMath computational engine.

Dursun Önder Şeymen

Dursun Önder Şeymen

Founder & Maintainer

Also known as: Önder Şeymen • Dursun Önder • ONmen651

Electrical & Electronics Engineering Student & Software Developer • Kütahya Dumlupınar University (DPÜ)

Dursun Önder Şeymen (also known as Önder Şeymen or ONmen651) is an Electrical and Electronics Engineering student at Kütahya Dumlupınar University and an independent software developer. He is the creator, founder, and lead architect of DudeMath, an open-access client-side STEM calculation platform providing documented mathematical implementations, step-by-step formula derivations, and client-side execution. His engineering and software portfolio includes interactive browser applications, healthcare utilities, and computational reference systems.

Note: DudeMath is an independently developed academic reference project and is not formally operated or certified by Dumlupınar University.

Ecosystem & Engineering

Other Projects & Initiatives

Independent technical platforms, software architectures, and research initiatives created by the author.

DudeMath

Flagship

Founder & Lead Architect

High-precision client-side engineering calculator platform covering Electrical, Mechanical, Civil, Physics, and Mathematics disciplines with step-by-step formula derivations.

#Astro #TypeScript #TailwindCSS #STEM Engine #KaTeX

Bul-Ya

Live

Creator & Frontend Developer

A fast-paced browser puzzle and cognitive reaction game challenging visual perception, spatial memory, and motor reflexes through progressive game mechanics.

#Web Game #JavaScript #Cognitive Reflexes #Interactive UI

MaYana

Live

Creator & Developer

A digital health platform providing structured, accessible information on pharmaceuticals, active ingredients, medication interactions, and healthcare safety guidance.

#Digital Health #Medical Reference #Web App

Bilio

In Development

Lead Developer

A curated news and content aggregation platform designed to deliver structured, distraction-free industry updates and technical publications.

#Content Aggregation #Information System #Open Source

Mathematical Rigor

Methodology & Reference Standards

How mathematical accuracy is maintained across the platform.

01

Standardized Sources

Formulas are modeled on established engineering mathematics. References include established scientific textbooks, NIST tables, and universally accepted engineering guidelines to ensure correctness.

02

Transparent Logic

There are no black-box algorithms. Every calculator explicitly presents its governing LaTeX equations, input parameter definitions, assumptions, limitations, and quantity-aware unit conversions.

03

Automated Verification

Code modifications trigger automated Vitest unit test suites and floating point boundary checks prior to build deployment to verify formula correctness and dimensional logic.

Disclaimer

Engineering Guidance Note

Important notice regarding professional engineering practice.

DudeMath calculators are engineered to support preliminary design estimations, academic research, and homework verification. While numeric verification is rigorously maintained, calculations must always be independently reviewed and certified by a registered Professional Engineer (PE) or Chartered Engineer (CEng) prior to final structural, electrical, or safety-critical implementations.