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Mirrors > Home > MPE Home > Th. List > Mathboxes > xrneq2d | Structured version Visualization version GIF version |
Description: Equality theorem for the range Cartesian product, deduction form. (Contributed by Peter Mazsa, 7-Sep-2021.) |
Ref | Expression |
---|---|
xrneq2d.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
Ref | Expression |
---|---|
xrneq2d | ⊢ (𝜑 → (𝐶 ⋉ 𝐴) = (𝐶 ⋉ 𝐵)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | xrneq2d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
2 | xrneq2 38285 | . 2 ⊢ (𝐴 = 𝐵 → (𝐶 ⋉ 𝐴) = (𝐶 ⋉ 𝐵)) | |
3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → (𝐶 ⋉ 𝐴) = (𝐶 ⋉ 𝐵)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1537 ⋉ cxrn 38083 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1793 ax-4 1807 ax-5 1909 ax-6 1967 ax-7 2007 ax-8 2105 ax-9 2113 ax-ext 2705 |
This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1540 df-ex 1778 df-sb 2065 df-clab 2712 df-cleq 2726 df-clel 2813 df-rab 3439 df-in 3977 df-ss 3987 df-br 5170 df-opab 5232 df-co 5708 df-xrn 38276 |
This theorem is referenced by: (None) |
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