| 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 2929 2ordpr 4622 regexmid 4633 ordsoexmid 4660 reg3exmid 4678 intasym 5121 relcoi1 5268 funres11 5402 cnvresid 5404 mpofvex 6370 df1st2 6384 df2nd2 6385 dftpos4 6429 tposf12 6435 frecabcl 6565 xp01disjl 6602 xpcomco 7010 1ndom2 7051 ominf 7085 sbthlem2 7157 djuunr 7265 eldju 7267 ctssdccl 7310 ctssdclemr 7311 omct 7316 ctssexmid 7349 rec1nq 7615 halfnqq 7630 caucvgsrlemasr 8010 axresscn 8080 0re 8179 gtso 8258 cnegexlem2 8355 uzn0 9772 indstr 9827 dfioo2 10209 fnn0nninf 10701 hashinfuni 11040 hashp1i 11075 cnrecnv 11472 rexanuz 11550 xrmaxiflemcom 11811 climdm 11857 sumsnf 11972 tanvalap 12271 egt2lt3 12343 lcmgcdlem 12651 3prm 12702 sqpweven 12749 2sqpwodd 12750 qnumval 12759 qdenval 12760 modxai 12991 xpnnen 13017 ennnfonelemhdmp1 13032 ennnfonelemss 13033 ennnfonelemnn0 13045 qnnen 13054 ctiunctal 13064 unct 13065 structcnvcnv 13100 setsslid 13135 prdsvallem 13357 prdsval 13358 xpsfrn 13435 xpsff1o2 13436 ringn0 14076 rmodislmodlem 14367 cnfldstr 14575 cnfldadd 14579 cnfldmul 14581 cnfldsub 14592 cnsubmlem 14595 cnsubglem 14596 zring0 14617 tgrest 14896 lmbr2 14941 cnptoprest 14966 lmff 14976 tx1cn 14996 tx2cn 14997 cnblcld 15262 cnfldms 15263 cnfldtopn 15266 tgioo 15281 reeff1o 15500 pilem1 15506 efhalfpi 15526 coseq0negpitopi 15563 pw1ninf 16611 012of 16613 pw1nct 16625 nnnninfen 16644 iswomninnlem 16674 |
| Copyright terms: Public domain | W3C validator |