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| Mirrors > Home > ILE Home > Th. List > addcld | Unicode version | ||
| Description: Closure law for addition. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| addcld.1 |
|
| addcld.2 |
|
| Ref | Expression |
|---|---|
| addcld |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | addcld.1 |
. 2
| |
| 2 | addcld.2 |
. 2
| |
| 3 | addcl 8304 |
. 2
| |
| 4 | 1, 2, 3 | syl2anc 415 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia3 108 ax-addcl 8275 |
| This theorem is used by: muladd11r 8482 negeu 8517 addsubass 8536 subsub2 8554 subsub4 8559 pnpcan 8565 pnncan 8567 addsub4 8569 pnpncand 8701 apreim 8931 addext 8938 aprcl 8974 aptap 8978 divdirap 9027 recp1lt1 9229 cju 9291 cnref1o 10051 modsumfzodifsn 10833 expaddzap 11020 binom2 11088 binom3 11094 sqoddm1div8 11131 mulsubdivbinom2ap 11149 nn0opthlem1d 11158 reval 11614 imval 11615 crre 11622 remullem 11636 imval2 11659 cjreim2 11670 cnrecnv 11676 resqrexlemcalc1 11780 maxabslemab 11972 maxltsup 11984 max0addsup 11985 minabs 12002 bdtrilem 12005 bdtri 12006 addcn2 12076 fsumadd 12173 isumadd 12198 binomlem 12250 efaddlem 12441 ef4p 12461 cosval 12470 cosf 12472 tanval2ap 12480 tanval3ap 12481 resin4p 12485 recos4p 12486 efival 12499 sinadd 12503 cosadd 12504 tanaddap 12506 pythagtriplem1 13044 pythagtriplem12 13054 pythagtriplem16 13058 pythagtriplem17 13059 pcbc 13130 mul4sqlem 13172 4sqlem14 13183 ballotfilemsima 13259 oddennn 13283 mulgdirlem 13956 gzsumconst 14143 gsumfsum 14923 addccncf 15701 limcimolemlt 15765 dvaddxxbr 15802 plyaddlem1 15848 ptolemy 15925 rpcxpadd 16007 binom4 16081 pellexlem2 16092 lgsquad2lem1 16200 2lgslem3d1 16219 dichmul0orlem7 16759 qdencn 17072 iooref1o 17083 apdifflemr 17096 qdiff 17098 |
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