| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > mp2b | GIF version | ||
| Description: A double modus ponens inference. (Contributed by Mario Carneiro, 24-Jan-2013.) |
| Ref | Expression |
|---|---|
| mp2b.1 | ⊢ 𝜑 |
| mp2b.2 | ⊢ (𝜑 → 𝜓) |
| mp2b.3 | ⊢ (𝜓 → 𝜒) |
| Ref | Expression |
|---|---|
| mp2b | ⊢ 𝜒 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mp2b.1 | . . 3 ⊢ 𝜑 | |
| 2 | mp2b.2 | . . 3 ⊢ (𝜑 → 𝜓) | |
| 3 | 1, 2 | ax-mp 5 | . 2 ⊢ 𝜓 |
| 4 | mp2b.3 | . 2 ⊢ (𝜓 → 𝜒) | |
| 5 | 3, 4 | ax-mp 5 | 1 ⊢ 𝜒 |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 |
| This theorem was proved from axioms: ax-mp 5 |
| This theorem is referenced by: eqvinc 2942 2ordpr 4648 regexmid 4659 ordsoexmid 4686 reg3exmid 4704 intasym 5149 relcoi1 5296 funres11 5430 cnvresid 5432 mpofvex 6403 df1st2 6417 df2nd2 6418 dftpos4 6496 tposf12 6502 frecabcl 6632 xp01disjl 6669 xpcomco 7079 1ndom2 7121 ominf 7155 sbthlem2 7230 djuunr 7359 eldju 7361 ctssdccl 7404 ctssdclemr 7405 omct 7410 ctssexmid 7443 rec1nq 7715 halfnqq 7730 caucvgsrlemasr 8110 axresscn 8180 0re 8279 gtso 8357 cnegexlem2 8454 uzn0 9876 indstr 9931 dfioo2 10313 fnn0nninf 10807 hashinfuni 11148 hashp1i 11183 cnrecnv 11603 rexanuz 11681 xrmaxiflemcom 11942 climdm 11988 sumsnf 12103 tanvalap 12402 egt2lt3 12474 lcmgcdlem 12782 3prm 12833 sqpweven 12880 2sqpwodd 12881 qnumval 12890 qdenval 12891 modxai 13122 xpnnen 13166 ennnfonelemhdmp1 13181 ennnfonelemss 13182 ennnfonelemnn0 13194 qnnen 13203 ctiunctal 13213 unct 13214 structcnvcnv 13249 setsslid 13284 prdsvallem 13506 prdsval 13507 xpsfrn 13584 xpsff1o2 13585 ringn0 14225 rmodislmodlem 14547 cnfldstr 14755 cnfldadd 14759 cnfldmul 14761 cnfldsub 14772 cnsubmlem 14775 cnsubglem 14776 zring0 14797 tgrest 15083 lmbr2 15128 cnptoprest 15153 lmff 15163 tx1cn 15183 tx2cn 15184 cnblcld 15449 cnfldms 15450 cnfldtopn 15453 tgioo 15468 reeff1o 15687 pilem1 15693 efhalfpi 15713 coseq0negpitopi 15750 konigsberglem2 16533 konigsberglem5 16536 pw1ninf 16814 012of 16816 pw1nct 16826 nnnninfen 16848 iswomninnlem 16883 |
| Copyright terms: Public domain | W3C validator |