euler's formula
Word Rarity
Very rare
Frequency: Zipf frequency 1.73 in modern English
18
Scrabble Score
13
Letters
5
Syllables
9
Unique Chars
Meaning
name
A formula which links complex exponentiation with trigonometric functions
name
A formula which calculates the normal curvature of an arbitrary direction in the tangent plane in terms of the principal curvatures κ₁ and κ₂ and the angle θ which that direction makes with the first principal direction