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Theorem slmdbn0 29761
Description: The base set of a semimodule is nonempty. (Contributed by Thierry Arnoux, 1-Apr-2018.)
Hypothesis
Ref Expression
slmdbn0.b  |-  B  =  ( Base `  W
)
Assertion
Ref Expression
slmdbn0  |-  ( W  e. SLMod  ->  B  =/=  (/) )

Proof of Theorem slmdbn0
StepHypRef Expression
1 slmdmnd 29759 . 2  |-  ( W  e. SLMod  ->  W  e.  Mnd )
2 slmdbn0.b . . 3  |-  B  =  ( Base `  W
)
3 eqid 2622 . . 3  |-  ( 0g
`  W )  =  ( 0g `  W
)
42, 3mndidcl 17308 . 2  |-  ( W  e.  Mnd  ->  ( 0g `  W )  e.  B )
5 ne0i 3921 . 2  |-  ( ( 0g `  W )  e.  B  ->  B  =/=  (/) )
61, 4, 53syl 18 1  |-  ( W  e. SLMod  ->  B  =/=  (/) )
Colors of variables: wff setvar class
Syntax hints:    -> wi 4    = wceq 1483    e. wcel 1990    =/= wne 2794   (/)c0 3915   ` cfv 5888   Basecbs 15857   0gc0g 16100   Mndcmnd 17294  SLModcslmd 29753
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1722  ax-4 1737  ax-5 1839  ax-6 1888  ax-7 1935  ax-8 1992  ax-9 1999  ax-10 2019  ax-11 2034  ax-12 2047  ax-13 2246  ax-ext 2602  ax-sep 4781  ax-nul 4789  ax-pow 4843  ax-pr 4906
This theorem depends on definitions:  df-bi 197  df-or 385  df-an 386  df-3an 1039  df-tru 1486  df-ex 1705  df-nf 1710  df-sb 1881  df-eu 2474  df-mo 2475  df-clab 2609  df-cleq 2615  df-clel 2618  df-nfc 2753  df-ne 2795  df-ral 2917  df-rex 2918  df-reu 2919  df-rmo 2920  df-rab 2921  df-v 3202  df-sbc 3436  df-dif 3577  df-un 3579  df-in 3581  df-ss 3588  df-nul 3916  df-if 4087  df-sn 4178  df-pr 4180  df-op 4184  df-uni 4437  df-br 4654  df-opab 4713  df-mpt 4730  df-id 5024  df-xp 5120  df-rel 5121  df-cnv 5122  df-co 5123  df-dm 5124  df-iota 5851  df-fun 5890  df-fv 5896  df-riota 6611  df-ov 6653  df-0g 16102  df-mgm 17242  df-sgrp 17284  df-mnd 17295  df-cmn 18195  df-slmd 29754
This theorem is referenced by: (None)
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