| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > pltle | Structured version Visualization version GIF version | ||
| Description: "Less than" implies "less than or equal to". (pssss 4039 analog.) (Contributed by NM, 4-Dec-2011.) |
| Ref | Expression |
|---|---|
| pltval.l | ⊢ ≤ = (le‘𝐾) |
| pltval.s | ⊢ < = (lt‘𝐾) |
| Ref | Expression |
|---|---|
| pltle | ⊢ ((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐶) → (𝑋 < 𝑌 → 𝑋 ≤ 𝑌)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pltval.l | . . . 4 ⊢ ≤ = (le‘𝐾) | |
| 2 | pltval.s | . . . 4 ⊢ < = (lt‘𝐾) | |
| 3 | 1, 2 | pltval 18287 | . . 3 ⊢ ((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐶) → (𝑋 < 𝑌 ↔ (𝑋 ≤ 𝑌 ∧ 𝑋 ≠ 𝑌))) |
| 4 | 3 | simprbda 498 | . 2 ⊢ (((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐶) ∧ 𝑋 < 𝑌) → 𝑋 ≤ 𝑌) |
| 5 | 4 | ex 412 | 1 ⊢ ((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐶) → (𝑋 < 𝑌 → 𝑋 ≤ 𝑌)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 ≠ wne 2933 class class class wbr 5086 ‘cfv 6492 lecple 17218 ltcplt 18265 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-nul 5241 ax-pr 5370 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-iota 6448 df-fun 6494 df-fv 6500 df-plt 18285 |
| This theorem is referenced by: pleval2 18292 pltnlt 18295 pltn2lp 18296 plttr 18297 pospo 18300 ogrpaddlt 20104 orngsqr 20834 ornglmullt 20837 orngrmullt 20838 isarchi3 33263 archirngz 33265 archiabllem2a 33270 atnlt 39773 cvlcvr1 39799 hlrelat 39862 hlrelat3 39872 cvratlem 39881 atltcvr 39895 atlelt 39898 llnnlt 39983 lplnnle2at 40001 lplnnlt 40025 lvolnle3at 40042 lvolnltN 40078 cdlemblem 40253 cdlemb 40254 lhpexle1 40468 |
| Copyright terms: Public domain | W3C validator |