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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 8305 |
. 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 8276 |
| This theorem is used by: muladd11r 8484 negeu 8519 addsubass 8538 subsub2 8556 subsub4 8561 pnpcan 8567 pnncan 8569 addsub4 8571 pnpncand 8703 apreim 8934 addext 8941 aprcl 8977 aptap 8981 divdirap 9030 recp1lt1 9232 cju 9294 cnref1o 10062 modsumfzodifsn 10848 expaddzap 11035 binom2 11103 binom3 11109 sqoddm1div8 11146 mulsubdivbinom2ap 11165 nn0opthlem1d 11174 reval 11630 imval 11631 crre 11638 remullem 11652 imval2 11675 cjreim2 11686 cnrecnv 11692 resqrexlemcalc1 11796 maxabslemab 11989 maxltsup 12001 max0addsup 12002 minabs 12020 bdtrilem 12024 bdtri 12025 addcn2 12095 fsumadd 12192 isumadd 12217 binomlem 12269 efaddlem 12460 ef4p 12480 cosval 12489 cosf 12491 tanval2ap 12499 tanval3ap 12500 resin4p 12504 recos4p 12505 efival 12518 sinadd 12522 cosadd 12523 tanaddap 12525 pythagtriplem1 13067 pythagtriplem12 13077 pythagtriplem16 13081 pythagtriplem17 13082 pcbc 13153 mul4sqlem 13195 4sqlem14 13206 ballotfilemsima 13311 oddennn 13335 mulgdirlem 14009 gzsumconst 14227 gsumfsum 15007 addccncf 15792 limcimolemlt 15856 dvaddxxbr 15893 plyaddlem1 15939 ptolemy 16017 rpcxpadd 16102 binom4 16180 pellexlem2 16191 bposlem9 16280 lgsquad2lem1 16366 2lgslem3d1 16385 dichmul0orlem7 16925 qdencn 17238 iooref1o 17249 apdifflemr 17263 qdiff 17265 |
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