Math tools
Calculator, primes, statistics.
Calculator
Evaluate an expression.
Percentage
Common percentage answers.
Prime & Factors
Check primality, factorize.
GCD / LCM
Greatest common divisor & LCM.
Quadratic Solver
Roots of ax²+bx+c.
Statistics
Mean, median, stdev.
Factorial
n! for large n.
Fibonacci
Fibonacci sequence.
Permutations & Combinations
nPr and nCr.
Trigonometry
sin/cos/tan for any angle.
Logarithms
ln, log₁₀, log₂ and exp.
Matrix Determinant
2×2 or 3×3.
Modulo
Mod and integer division.