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| Description: 1 and 0 are distinct. Axiom 14 of 25 for real and complex numbers, derived from ZF set theory. |
| Ref | Expression |
|---|---|
| ax1ne0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1ne0sr 6153 |
. . . 4
| |
| 2 | 1r 6138 |
. . . . . 6
| |
| 3 | 2 | elisseti 2134 |
. . . . 5
|
| 4 | 3 | eqresr 6203 |
. . . 4
|
| 5 | 1, 4 | mtbir 208 |
. . 3
|
| 6 | df-1 6190 |
. . . 4
| |
| 7 | df-0 6189 |
. . . 4
| |
| 8 | 6, 7 | eqeq12i 1734 |
. . 3
|
| 9 | 5, 8 | mtbir 208 |
. 2
|
| 10 | df-ne 1856 |
. 2
| |
| 11 | 9, 10 | mpbir 206 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: elimne0 6265 ine0 6393 lt01 6667 mulcant2i 6675 recne0zi 6710 div11 6737 recreci 6741 div1i 6744 recrec 6748 recdiv 6762 divdiv1 6767 divdiv2 6768 recgt0ii 6787 expne0i 7625 efseq1ex 8363 erelem2 8377 efne0 8426 dscmet 8991 ablmul 9234 mulid 9235 vcoprne 9325 efif1lem5 9883 pilog 9917 hvsubcan 10366 hvsubcan2 10367 norm1exi 10547 kbpj 11309 largei 11631 superpos 11718 divalg 13498 divexp 15461 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1142 ax-gen 1143 ax-8 1144 ax-9 1145 ax-10 1146 ax-11 1147 ax-12 1148 ax-13 1149 ax-14 1150 ax-17 1155 ax-4 1157 ax-5o 1159 ax-6o 1162 ax-9o 1319 ax-10o 1338 ax-16 1418 ax-11o 1426 ax-ext 1702 ax-rep 3243 ax-sep 3253 ax-nul 3260 ax-pow 3296 ax-pr 3339 ax-un 3601 ax-inf2 5540 |
| This theorem depends on definitions: df-bi 163 df-or 240 df-an 241 df-3or 856 df-3an 857 df-ex 1165 df-sb 1374 df-eu 1613 df-mo 1614 df-clab 1709 df-cleq 1714 df-clel 1717 df-ne 1856 df-ral 1943 df-rex 1944 df-reu 1945 df-rab 1946 df-v 2127 df-sbc 2287 df-csb 2374 df-dif 2430 df-un 2433 df-in 2436 df-ss 2438 df-pss 2440 df-nul 2702 df-if 2807 df-pw 2859 df-sn 2873 df-pr 2874 df-tp 2876 df-op 2877 df-uni 3000 df-int 3037 df-iun 3079 df-br 3159 df-opab 3214 df-tr 3230 df-eprel 3398 df-id 3401 df-po 3406 df-so 3419 df-fr 3440 df-we 3459 df-ord 3475 df-on 3476 df-lim 3477 df-suc 3478 df-om 3761 df-xp 3811 df-rel 3812 df-cnv 3813 df-co 3814 df-dm 3815 df-rn 3816 df-res 3817 df-ima 3818 df-fun 3819 df-fn 3820 df-f 3821 df-fv 3825 df-opr 4697 df-oprab 4698 df-1st 4831 df-2nd 4832 df-rdg 4951 df-1o 4988 df-oadd 4990 df-omul 4991 df-er 5129 df-ec 5131 df-qs 5134 df-ni 5948 df-pli 5949 df-mi 5950 df-lti 5951 df-plpq 5983 df-mpq 5984 df-enq 5985 df-nq 5986 df-plq 5987 df-mq 5988 df-rq 5989 df-ltq 5990 df-1q 5991 df-np 6034 df-1p 6035 df-plp 6036 df-ltp 6038 df-enr 6114 df-nr 6115 df-ltr 6118 df-0r 6119 df-1r 6120 df-0 6189 df-1 6190 |