interval-multiply v1.0.0

interval-multiply

multiply two intervals together where an interval is represented by a 2 part array.

extracted from Implicit Solid Modeling Using Interval Methods

install

npm install interval-multiply

use

var imul = require('interval-multiply');

console.log(imul([1, 2], [2, 3]))
// output: [2, 6]

console.log(imul([-1, 3], [-1, 3]))
// output: [0, 9]

api signature

imul(a, b, out)

• a is the first interval (2 part array)
• b is the second interval (2 part array)
• out is an optional 2 part araray. Provide this to avoid generating garbage
• returns: 2 part array