had-utils.math — org.clojars.hading/had-utils 7.0.2

add-vectors clj

(add-vectors v1 & vs)

Add two or more vectors of numbers of the same dimension

gcd clj

(gcd a b)

Find the greatest common denominator of a and b. Always return a non-negative number.

invert-vector clj

(invert-vector v)

Multiply vector by -1

l1-distance clj

(l1-distance p1 p2)

Find the l1 distance between points p1 and p2

lcm clj

(lcm a b)

Find the least common multiple of a and b, both positive.

linf-distance clj

(linf-distance p1 p2)

Find the l-infinity distance between points p1 and p2

ray clj

(ray point dir)

Starting at and including point a collection of points moving in steps given by dir.

ray-segment clj

(ray-segment n point dir)

the first n points on the ray defined by point and dir

subtract-vectors clj

(subtract-vectors v1 v2)

Subtract two vectors of numbers of the same dimension