q- ( u v -- u-v )

Vocabulary

math.quaternions

Inputs

u	a quaternion
v	a quaternion

Outputs

u-v	a quaternion

Word description

Subtract quaternions.

Examples

USING: math.quaternions prettyprint ; { 0 1 0 0 } { 0 0 1 0 } q- .
{ 0 1 -1 0 }

Definition

USING: math.vectors ;

IN: math.quaternions

: q- ( u v -- u-v ) v- ; inline