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Mirrors > Home > ILE Home > Th. List > resubcld | GIF version |
Description: Closure law for subtraction of reals. (Contributed by Mario Carneiro, 27-May-2016.) |
Ref | Expression |
---|---|
renegcld.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
resubcld.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ) |
Ref | Expression |
---|---|
resubcld | ⊢ (𝜑 → (𝐴 − 𝐵) ∈ ℝ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | renegcld.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
2 | resubcld.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℝ) | |
3 | resubcl 8153 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) → (𝐴 − 𝐵) ∈ ℝ) | |
4 | 1, 2, 3 | syl2anc 409 | 1 ⊢ (𝜑 → (𝐴 − 𝐵) ∈ ℝ) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∈ wcel 2135 (class class class)co 5836 ℝcr 7743 − cmin 8060 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1434 ax-7 1435 ax-gen 1436 ax-ie1 1480 ax-ie2 1481 ax-8 1491 ax-10 1492 ax-11 1493 ax-i12 1494 ax-bndl 1496 ax-4 1497 ax-17 1513 ax-i9 1517 ax-ial 1521 ax-i5r 1522 ax-14 2138 ax-ext 2146 ax-sep 4094 ax-pow 4147 ax-pr 4181 ax-setind 4508 ax-resscn 7836 ax-1cn 7837 ax-icn 7839 ax-addcl 7840 ax-addrcl 7841 ax-mulcl 7842 ax-addcom 7844 ax-addass 7846 ax-distr 7848 ax-i2m1 7849 ax-0id 7852 ax-rnegex 7853 ax-cnre 7855 |
This theorem depends on definitions: df-bi 116 df-3an 969 df-tru 1345 df-fal 1348 df-nf 1448 df-sb 1750 df-eu 2016 df-mo 2017 df-clab 2151 df-cleq 2157 df-clel 2160 df-nfc 2295 df-ne 2335 df-ral 2447 df-rex 2448 df-reu 2449 df-rab 2451 df-v 2723 df-sbc 2947 df-dif 3113 df-un 3115 df-in 3117 df-ss 3124 df-pw 3555 df-sn 3576 df-pr 3577 df-op 3579 df-uni 3784 df-br 3977 df-opab 4038 df-id 4265 df-xp 4604 df-rel 4605 df-cnv 4606 df-co 4607 df-dm 4608 df-iota 5147 df-fun 5184 df-fv 5190 df-riota 5792 df-ov 5839 df-oprab 5840 df-mpo 5841 df-sub 8062 df-neg 8063 |
This theorem is referenced by: ltsubadd 8321 lesubadd 8323 ltaddsub 8325 leaddsub 8327 lesub1 8345 lesub2 8346 ltsub1 8347 ltsub2 8348 lt2sub 8349 le2sub 8350 rereim 8475 ltmul1a 8480 cru 8491 lemul1a 8744 ztri3or 9225 lincmb01cmp 9930 iccf1o 9931 rebtwn2z 10180 qbtwnrelemcalc 10181 qbtwnre 10182 intfracq 10245 modqval 10249 modqlt 10258 modqsubdir 10318 ser3le 10443 expnbnd 10567 crre 10785 remullem 10799 recvguniqlem 10922 resqrexlemover 10938 resqrexlemcalc2 10943 resqrexlemcalc3 10944 resqrexlemnmsq 10945 resqrexlemnm 10946 resqrexlemcvg 10947 resqrexlemglsq 10950 resqrexlemga 10951 fzomaxdiflem 11040 caubnd2 11045 amgm2 11046 icodiamlt 11108 qdenre 11130 maxabslemab 11134 maxabslemlub 11135 maxltsup 11146 bdtrilem 11166 bdtri 11167 mulcn2 11239 reccn2ap 11240 climle 11261 climsqz 11262 climsqz2 11263 climcvg1nlem 11276 fsumle 11390 cvgratnnlembern 11450 cvgratnnlemsumlt 11455 cvgratnnlemfm 11456 cvgratnnlemrate 11457 cvgratnn 11458 efltim 11625 sin01bnd 11684 sin01gt0 11688 cos12dec 11694 pythagtriplem12 12184 pythagtriplem14 12186 blss2ps 12947 blss2 12948 blssps 12968 blss 12969 ivthinclemlopn 13155 ivthinclemuopn 13157 dvcjbr 13213 reeff1oleme 13234 efltlemlt 13236 sin0pilem1 13243 tangtx 13300 cosordlem 13311 cosq34lt1 13312 cvgcmp2nlemabs 13745 iooref1o 13747 trilpolemlt1 13754 trirec0 13757 apdifflemf 13759 |
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