Math Tools

Normal Distribution Calculator

Quadratic Formula Calculator

Online Integral Calculator

Online Derivative Calculator

Table: Chi-Square Probabilities

t-distribution quantiles

t Table

t test Calculator


Upper Tail probability of Chi Square Distribution(The Best)

Solving Simple Equations

Draw a Function(2D or 3D)

If an equation can not be solved by the online solver tools, you can draw it in some software, one software is call Grapher shipped by MacOS.

Gamma Distribution

Draw a Function

  • Grapher by Apple Inc
  • G Search Box


for example, input this: x^2+y^2-xy=1

LaTeX Documentation