Sinc function
= Sinc function
{wiki=Sinc_function}
The sinc function is a mathematical function defined in relation to the sine function. There are two commonly used definitions for the sinc function: 1. **Normalized sinc function**: \\\[ \\text\{sinc\}(x) = \\frac\{\\sin(\\pi x)\}\{\\pi x\} \\quad \\text\{for \} x \\neq 0 \\\] \\\[ \\text\{sinc\}(0) = 1 \\\] 2.