conv: Polynomial Convolution

Description

Convolution and polynomial multiplication.

Usage

conv(x, y)

Arguments

x, y

real or complex vectors.

Value

Another vector.

Details

r = conv(p,q) convolves vectors p and q. Algebraically, convolution is the same operation as multiplying the polynomials whose coefficients are the elements of p and q.

Examples

Run this code

conv(c(1, 1, 1), 1)
conv(c(1, 1, 1), c(0, 0, 1))
conv(c(-0.5, 1, -1), c(0.5, 0, 1))