| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > 5recm6rec | Structured version Visualization version GIF version | ||
| Description: One fifth minus one sixth. (Contributed by Scott Fenton, 9-Jan-2017.) |
| Ref | Expression |
|---|---|
| 5recm6rec | ⊢ ((1 / 5) − (1 / 6)) = (1 / ;30) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 5cn 12400 | . . 3 ⊢ 5 ∈ ℂ | |
| 2 | 6cn 12403 | . . 3 ⊢ 6 ∈ ℂ | |
| 3 | 5re 12399 | . . . 4 ⊢ 5 ∈ ℝ | |
| 4 | 5pos 12424 | . . . 4 ⊢ 0 < 5 | |
| 5 | 3, 4 | gt0ne0ii 11821 | . . 3 ⊢ 5 ≠ 0 |
| 6 | 6re 12402 | . . . 4 ⊢ 6 ∈ ℝ | |
| 7 | 6pos 12425 | . . . 4 ⊢ 0 < 6 | |
| 8 | 6, 7 | gt0ne0ii 11821 | . . 3 ⊢ 6 ≠ 0 |
| 9 | 1, 2, 5, 8 | subreci 12117 | . 2 ⊢ ((1 / 5) − (1 / 6)) = ((6 − 5) / (5 · 6)) |
| 10 | ax-1cn 11229 | . . . 4 ⊢ 1 ∈ ℂ | |
| 11 | 5p1e6 12458 | . . . 4 ⊢ (5 + 1) = 6 | |
| 12 | 2, 1, 10, 11 | subaddrii 11618 | . . 3 ⊢ (6 − 5) = 1 |
| 13 | 6t5e30 12895 | . . . 4 ⊢ (6 · 5) = ;30 | |
| 14 | 2, 1, 13 | mulcomli 11289 | . . 3 ⊢ (5 · 6) = ;30 |
| 15 | 12, 14 | oveq12i 7420 | . 2 ⊢ ((6 − 5) / (5 · 6)) = (1 / ;30) |
| 16 | 9, 15 | eqtri 2783 | 1 ⊢ ((1 / 5) − (1 / 6)) = (1 / ;30) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7408 0cc0 11171 1c1 11172 · cmul 11176 − cmin 11512 / cdiv 11942 3c3 12367 5c5 12369 6c6 12370 ;cdc 12783 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7734 ax-resscn 11228 ax-1cn 11229 ax-icn 11230 ax-addcl 11231 ax-addrcl 11232 ax-mulcl 11233 ax-mulrcl 11234 ax-mulcom 11235 ax-addass 11236 ax-mulass 11237 ax-distr 11238 ax-i2m1 11239 ax-1ne0 11240 ax-1rid 11241 ax-rnegex 11242 ax-rrecex 11243 ax-cnre 11244 ax-pre-lttri 11245 ax-pre-lttrn 11246 ax-pre-ltadd 11247 ax-pre-mulgt0 11248 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-pss 3918 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6293 df-ord 6354 df-on 6355 df-lim 6356 df-suc 6357 df-iota 6483 df-fun 6529 df-fn 6530 df-f 6531 df-f1 6532 df-fo 6533 df-f1o 6534 df-fv 6535 df-riota 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7861 df-2nd 7985 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-er 8695 df-en 8952 df-dom 8953 df-sdom 8954 df-pnf 11316 df-mnf 11317 df-xr 11318 df-ltxr 11319 df-le 11320 df-sub 11514 df-neg 11515 df-div 11943 df-nn 12305 df-2 12374 df-3 12375 df-4 12376 df-5 12377 df-6 12378 df-7 12379 df-8 12380 df-9 12381 df-n0 12576 df-dec 12784 |
| This theorem is used by: bpoly4 16192 |
| Copyright terms: Public domain | W3C validator |