code: function (v) {
              var _vz = v.z || 0;
              return this._set((this.x < v.x) ? this.x : v.x, (this.y < v.y) ? this.y : v.y, (this.z < _vz) ? this.z : _vz);
          }
docs: Update this vector with the minimum value between this and the passed vector
  @name minV
  @memberOf me.Vector3d
  @function
  @param {me.Vector2d|me.Vector3d} v
  @return {me.Vector3d} Reference to this object for method chaining