equals( matrix ) {

		const te = this.elements;
		const me = matrix.elements;

		for ( let i = 0; i < 16; i ++ ) {

			if ( te[ i ] !== me[ i ] ) return false;

		}

		return true;

	}
Returns `true` if this matrix is equal with the given one.

@param {Matrix4} matrix - The matrix to test for equality.
@return {boolean} Whether this matrix is equal with the given one.