Science & Math(理数・単位)
Equations, calculus, matrices, geometry, circuits, mechanics, and unit converter
Unit Conversion(単位変換)
General-purpose two-way conversion for length, area, volume, mass, pressure, energy, temperature, and data size
Physics & Mechanics(物理・運動力学)
Projectile-motion ballistic simulation, RLC circuit resonance, and vehicle gear-ratio/speed calculations
Optics & Acoustics(光学・音響)
Camera depth-of-field & hyperfocal distance, acoustic engineering, BPM delay, and frequency/MIDI conversion
Algebra & Equations(代数・方程式)
Quadratic equations, Cardano cubic equations, simultaneous linear equations, and differentiation/expansion (CAS)
Geometry & Solids(幾何・立体)
Triangle geometry solver & five-center coordinates, and volume/surface area of solids (sphere, cylinder, cone)
Analysis & Linear Algebra(解析・線形代数)
Numerical definite integration (Simpson’s rule), ODEs (4th-order Runge-Kutta), and matrix operations/LU decomposition
Custom Formula & CAS(自作式・CAS)
A free-form formula editor, variable binding ($ans), and sandboxed evaluation via Math.js
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