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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 8217 |
. 2
| |
| 4 | 1, 2, 3 | syl2anc 411 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia3 108 ax-addcl 8188 |
| This theorem is referenced by: muladd11r 8394 negeu 8429 addsubass 8448 subsub2 8466 subsub4 8471 pnpcan 8477 pnncan 8479 addsub4 8481 pnpncand 8613 apreim 8842 addext 8849 aprcl 8885 aptap 8889 divdirap 8936 recp1lt1 9138 cju 9200 cnref1o 9946 modsumfzodifsn 10721 expaddzap 10908 binom2 10976 binom3 10982 sqoddm1div8 11018 mulsubdivbinom2ap 11036 nn0opthlem1d 11045 reval 11489 imval 11490 crre 11497 remullem 11511 imval2 11534 cjreim2 11544 cnrecnv 11550 resqrexlemcalc1 11654 maxabslemab 11846 maxltsup 11858 max0addsup 11859 minabs 11876 bdtrilem 11879 bdtri 11880 addcn2 11950 fsumadd 12047 isumadd 12072 binomlem 12124 efaddlem 12315 ef4p 12335 cosval 12344 cosf 12346 tanval2ap 12354 tanval3ap 12355 resin4p 12359 recos4p 12360 efival 12373 sinadd 12377 cosadd 12378 tanaddap 12380 pythagtriplem1 12918 pythagtriplem12 12928 pythagtriplem16 12932 pythagtriplem17 12933 pcbc 13004 mul4sqlem 13046 4sqlem14 13057 oddennn 13093 mulgdirlem 13820 gsumfzconst 14008 gsumfzfsumlemm 14683 addccncf 15411 limcimolemlt 15475 dvaddxxbr 15512 plyaddlem1 15558 ptolemy 15635 rpcxpadd 15716 binom4 15790 pellexlem2 15792 lgsquad2lem1 15900 2lgslem3d1 15919 qdencn 16755 iooref1o 16766 apdifflemr 16779 qdiff 16781 |
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