etale / etale.github.io

calc/*

Series of calculators for minimalist.

Keys

• RPN
  • ↑ push
  • ↓ pop
  • ← backspace
• Arithmetics
  • multiply
  • / invert
  • 1 unity
  • + add
  • - negate
  • 0 zero
  • . radix point

calc/adele

A calculator works on finite points.

• Arithmetics
  • \ reduce, i.e., set modulus
  • ^ power
  • : split multiplicatively
  • .. split additively
• Residual and Rational representation
  • n \ r / s = r / s ∈ ∏_p|n Z_p ⊗ Q ← A_Q

calc/arch

A calculator works at infinity point.

• Natural Unit System
  • 4π G = c = ε₀ = μ₀ = k = h / 2π i = 1
  • kg kilogram
  • m meter
  • s second
• Complex numbers
  • log logarithmic function
  • exp exponential function
  • † conjugate
• Logarithmic representation
  • a.b.c = a.b + 2π i × 0 .c
    • . . 5 ↑ = τ \ (0.0 + 2π i × 0.5) = −π i
    • . . 5 − = −(−π i) = π i
  • z X = exp z
    • 0 exp = 1
    • 1 exp = e
    • . . 2 5 exp = i
    • . . 5 exp = −1