| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 8280 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-addcom 8280 |
| This theorem is used by: addlid 8467 readdcan 8468 addcomi 8472 addcomd 8479 add12 8486 add32 8487 add42 8490 cnegexlem1 8503 cnegexlem3 8505 cnegex2 8507 subsub23 8533 pncan2 8535 addsub 8539 addsub12 8541 addsubeq4 8543 sub32 8562 pnpcan2 8568 ppncan 8570 sub4 8573 negsubdi2 8587 ltadd2 8749 ltaddnegr 8755 ltaddsub2 8767 leaddsub2 8769 leltadd 8777 ltaddpos2 8783 addge02 8803 conjmulap 9062 recreclt 9233 avgle1 9551 avgle2 9552 nn0nnaddcl 9599 xaddcom 10274 fzen 10458 fzshftral 10526 fzo0addelr 10618 flqzadd 10748 addmodidr 10825 nn0ennn 10885 ser3add 10974 bernneq2 11114 ccatrn 11393 ccatalpha 11397 shftval2 11607 shftval4 11609 crim 11639 resqrexlemover 11792 climshft2 12091 summodclem3 12166 binom1dif 12273 isumshft 12276 arisum 12284 mertenslemi1 12321 addcos 12532 demoivreALT 12560 dvdsaddr 12623 divalgb 12711 hashdvds 13022 pythagtriplem2 13068 mulgnndir 14007 cncrng 14990 ioo2bl 15743 reeff1olem 15963 ptolemy 16017 birthdaylem2 16187 wilthlem1 16193 1sgmprm 16249 perfectlem2 16261 |
| Copyright terms: Public domain | W3C validator |