Thus every GL + ("n ")-structure is reducible to an SL ("n ")-structure, and GL + ("n ")-structures coincide with orientations on"M".
But GL + ("n ")-structures coincide with orientations on"M". Thus every GL + ("n ")-structure is reducible to an SL ("n ")-structure.
Thus every GL + ("n ")-structure is reducible to an SL ("n ")-structure. But GL + ("n ")-structures coincide with orientations on"M".
Thus every GL + ("n ")-structure is reducible to an SL ("n ")-structure. But GL + ("n ")-structures coincide with orientations on"M".