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| Mirrors > Home > ILE Home > Th. List > addcom | Unicode version | ||
| Description: Addition is commutative. (Contributed by Jim Kingdon, 17-Jan-2020.) |
| Ref | Expression |
|---|---|
| addcom |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-addcom 8285 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-addcom 8285 |
| This theorem is used by: addlid 8472 readdcan 8473 addcomi 8477 addcomd 8484 add12 8491 add32 8492 add42 8495 cnegexlem1 8508 cnegexlem3 8510 cnegex2 8512 subsub23 8538 pncan2 8540 addsub 8544 addsub12 8546 addsubeq4 8548 sub32 8567 pnpcan2 8573 ppncan 8575 sub4 8578 negsubdi2 8592 ltadd2 8754 ltaddnegr 8760 ltaddsub2 8772 leaddsub2 8774 leltadd 8782 ltaddpos2 8788 addge02 8808 conjmulap 9067 recreclt 9238 avgle1 9557 avgle2 9558 nn0nnaddcl 9605 xaddcom 10280 fzen 10464 fzshftral 10532 fzo0addelr 10624 flqzadd 10754 addmodidr 10831 nn0ennn 10891 ser3add 10980 bernneq2 11120 ccatrn 11399 ccatalpha 11403 shftval2 11613 shftval4 11615 crim 11645 resqrexlemover 11798 climshft2 12097 summodclem3 12172 binom1dif 12279 isumshft 12282 arisum 12290 mertenslemi1 12327 addcos 12538 demoivreALT 12566 dvdsaddr 12629 divalgb 12717 hashdvds 13028 pythagtriplem2 13074 mulgnndir 14013 cncrng 15015 ioo2bl 15777 reeff1olem 15997 ptolemy 16051 birthdaylem2 16226 wilthlem1 16232 1sgmprm 16288 perfectlem2 16300 |
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