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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 8279 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-addcom 8279 |
| This theorem is used by: addlid 8465 readdcan 8466 addcomi 8470 addcomd 8477 add12 8484 add32 8485 add42 8488 cnegexlem1 8501 cnegexlem3 8503 cnegex2 8505 subsub23 8531 pncan2 8533 addsub 8537 addsub12 8539 addsubeq4 8541 sub32 8560 pnpcan2 8566 ppncan 8568 sub4 8571 negsubdi2 8585 ltadd2 8747 ltaddnegr 8753 ltaddsub2 8765 leaddsub2 8767 leltadd 8775 ltaddpos2 8781 addge02 8801 conjmulap 9059 recreclt 9230 avgle1 9546 avgle2 9547 nn0nnaddcl 9594 xaddcom 10263 fzen 10447 fzshftral 10515 fzo0addelr 10607 flqzadd 10733 addmodidr 10810 nn0ennn 10870 ser3add 10959 bernneq2 11099 ccatrn 11377 ccatalpha 11381 shftval2 11591 shftval4 11593 crim 11623 resqrexlemover 11776 climshft2 12072 summodclem3 12147 binom1dif 12254 isumshft 12257 arisum 12265 mertenslemi1 12302 addcos 12513 demoivreALT 12541 dvdsaddr 12604 divalgb 12692 hashdvds 12999 pythagtriplem2 13045 mulgnndir 13954 cncrng 14906 ioo2bl 15652 reeff1olem 15872 ptolemy 15925 birthdaylem2 16088 wilthlem1 16094 1sgmprm 16108 perfectlem2 16114 |
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