Metamath Proof Explorer


Definition df-rgmod

Description: Any ring can be regarded as a left algebra over itself. The function ringLMod associates with any ring the left algebra consisting in the ring itself regarded as a left algebra over itself. It has an inner product which is simply the ring product. (Contributed by Stefan O'Rear, 6-Dec-2014)

Ref Expression
Assertion df-rgmod ringLMod=wVsubringAlgwBasew

Detailed syntax breakdown

Step Hyp Ref Expression
0 crglmod classringLMod
1 vw setvarw
2 cvv classV
3 csra classsubringAlg
4 1 cv setvarw
5 4 3 cfv classsubringAlgw
6 cbs classBase
7 4 6 cfv classBasew
8 7 5 cfv classsubringAlgwBasew
9 1 2 8 cmpt classwVsubringAlgwBasew
10 0 9 wceq wffringLMod=wVsubringAlgwBasew