non-invertible
no·nin·ver·tible
adjective
1.
not admitting an additive or multiplicative inverse
WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
no·nin·ver·tible
not admitting an additive or multiplicative inverse
WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.