Math Notation

Math symbols

• $\frac{a}{b}$ (the fraction) a over b

• $\sum_{i=1}^n a_i$ the sum from i equals 1 to n of a sub i

• $\int_a^b f(x) dx$ the integral from a to b of f of x dx

• $\prod_{i=1}^n$ the product from i equals 1 to n of a sub i

• $\lim_{x \rightarrow a}f(x)$ the limit as x approaches a of f of x

• $\sqrt{x}$ the square root of x, $\sqrt[n]{x}$ the nth root of x

• $x^n$ x to the power of n, x raised to n

• $\frac{dy}{dx}$ the derivative of y with respect to x

• $\frac{\partial y}{\partial x}$ the partial derivative of f with respect to x

• $\le$ greater than or equal to, $\le$ less than or equal to

• $=$ is equal to, $\equiv$ is equivalent to, $\approx$ approximately equal to