kigubkur.constants

e-num

Euler’s number, e = limn→∞(1 + 1⁄n)n2.71828 …

goldenratio-num

φ = (1 + √5) ⁄ 2 ≈ 1.61803 …

ln2-num

ln 2 = n=1[(-1)(n + 1)] ⁄ n = Real root of ex = 2 ≈ 0.69314 …

pi-num

π = Ratio of a circle’s circumference to its diameter ≈ 3.14159 …

silverratio-num

δS = √2 + 1 ≈ 2.41421 …

sqrt2-num

Pythagoras Constant, √2 = Positive root of x2 = 2 ≈ 1.41421 …

sqrt3-num

Theodorus’ Constant, √3 = Positive root of x2 = 3 ≈ 1.73205 …

sqrt5-num

√5 = Positive root of x2 = 5 ≈ 2.23606 …