src/space/utils/vector.js
/**
     * Subtracts given @param other vector from this vector
     *
     * @param {Vector} other - other vector to be subtracted
     */
Subtracts given @param other vector from this vector
@param {Vector} other - other vector to be subtracted
Subtracts given @param other vector from this vector @param { Vector } other - other vector to be subtracted
subtract(other) {
        this.x -= other.x;
        this.y -= other.y;
        return this;
    }
subtract ( other ) { this . x -= other . x ; this . y -= other . y ; return this ; }
Subtracts given @param other vector from this vector
 @param {Vector} other - other vector to be subtracted
Subtracts given @param other vector from this vector @param { Vector } other - other vector to be subtracted