naokazuno
1. Direct sum
Noun
#393235
1. Direct sum
1. direct sum
1. direct sum
1. Direct sum.; Is/am/are.
1. Is not a direct sum.; Is not simply added.
1. Probably direct sum.
1. Was straightforward.; Was direct.
1. Direct sum
1. Was not direct.; Was not straightforward.
1. If/when direct sum…; If it were a direct sum…