Engineering Analysis,
Made Clear.
AskOnlineTutor Engineering was founded on a simple premise: engineering calculation software should be intuitive, mathematically transparent, and verified against rigorous textbook ground-truths.
Why We Built AskOnlineTutor
For decades, engineering students and practicing engineers were caught between two extremes: simplistic calculators that output a single black-box number without explanation, or expensive desktop software suites with complex, inaccessible interfaces.
We built AskOnlineTutor to bridge this gap. Our tools combine the speed and visual feedback of modern web applications with the analytical rigor of university engineering mechanics textbooks.
Core Engineering Principles
Mathematical Transparency
We reject black-box engineering tools. Every output from our solvers is backed by step-by-step mathematical derivations, governing equations, and clearly stated sign conventions.
Exhaustive Test Rigor
From 414/414 verified beam tests to Green’s theorem evaluated to 10⁻⁹ precision and 88/88 thermodynamics benchmarks, every calculation engine is tested against ground-truth benchmarks.
Multi-Disciplinary Ecosystem
Built to connect continuous beams, plane stress transformations, 2D trusses, exact geometric cross-sections, and thermodynamic power cycles in a unified browser interface.
Verified Engineering Engines
Beam Master
414/414 Tests Passing1D continuous beam analysis, internal hinges, piecewise cut sections, and Macaulay double integration.
Mohr Master
Live Flutter App2D plane stress transformation, principal stresses (σ₁, σ₂), maximum shear, and real-time rotating stress element.
Section Properties (ZED 2)
10⁻⁹ Exact PrecisionGreen’s theorem boundary integration with Kahan summation for AISC steel shapes and custom composite sections.
ThermoCore
88/88 Benchmarks (100%)Tiered thermodynamics engine with CoolProp 7.2.0 fluid states, Rankine/Brayton cycles, and transient CV balances.
414/414 Regression Tests Passing
Every analytical routine for reaction forces, Macaulay bracket singularity integration, shear jumps, and bending curves is continuously executed against 414 standard textbook and benchmark test cases.