Home | Metamath
Proof Explorer Theorem List (p. 320 of 449) | < Previous Next > |
Bad symbols? Try the
GIF version. |
||
Mirrors > Metamath Home Page > MPE Home Page > Theorem List Contents > Recent Proofs This page: Page List |
Color key: | Metamath Proof Explorer
(1-28623) |
Hilbert Space Explorer
(28624-30146) |
Users' Mathboxes
(30147-44804) |
Type | Label | Description |
---|---|---|
Statement | ||
Theorem | bnj206 31901 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑′ ↔ [𝑀 / 𝑛]𝜑) & ⊢ (𝜓′ ↔ [𝑀 / 𝑛]𝜓) & ⊢ (𝜒′ ↔ [𝑀 / 𝑛]𝜒) & ⊢ 𝑀 ∈ V ⇒ ⊢ ([𝑀 / 𝑛](𝜑 ∧ 𝜓 ∧ 𝜒) ↔ (𝜑′ ∧ 𝜓′ ∧ 𝜒′)) | ||
Theorem | bnj216 31902 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐵 ∈ V ⇒ ⊢ (𝐴 = suc 𝐵 → 𝐵 ∈ 𝐴) | ||
Theorem | bnj219 31903 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝑛 = suc 𝑚 → 𝑚 E 𝑛) | ||
Theorem | bnj226 31904* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐵 ⊆ 𝐶 ⇒ ⊢ ∪ 𝑥 ∈ 𝐴 𝐵 ⊆ 𝐶 | ||
Theorem | bnj228 31905 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (Proof shortened by Andrew Salmon, 9-Jul-2011.) (New usage is discouraged.) |
⊢ (𝜑 ↔ ∀𝑥 ∈ 𝐴 𝜓) ⇒ ⊢ ((𝑥 ∈ 𝐴 ∧ 𝜑) → 𝜓) | ||
Theorem | bnj519 31906 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (Revised by Mario Carneiro, 6-May-2015.) (New usage is discouraged.) |
⊢ 𝐴 ∈ V ⇒ ⊢ (𝐵 ∈ V → Fun {〈𝐴, 𝐵〉}) | ||
Theorem | bnj521 31907 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝐴 ∩ {𝐴}) = ∅ | ||
Theorem | bnj524 31908 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 ↔ 𝜓) & ⊢ 𝐴 ∈ V ⇒ ⊢ ([𝐴 / 𝑥]𝜑 ↔ [𝐴 / 𝑥]𝜓) | ||
Theorem | bnj525 31909* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐴 ∈ V ⇒ ⊢ ([𝐴 / 𝑥]𝜑 ↔ 𝜑) | ||
Theorem | bnj534 31910* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜒 → (∃𝑥𝜑 ∧ 𝜓)) ⇒ ⊢ (𝜒 → ∃𝑥(𝜑 ∧ 𝜓)) | ||
Theorem | bnj538 31911* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) (Proof shortened by OpenAI, 30-Mar-2020.) |
⊢ 𝐴 ∈ V ⇒ ⊢ ([𝐴 / 𝑦]∀𝑥 ∈ 𝐵 𝜑 ↔ ∀𝑥 ∈ 𝐵 [𝐴 / 𝑦]𝜑) | ||
Theorem | bnj529 31912 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐷 = (ω ∖ {∅}) ⇒ ⊢ (𝑀 ∈ 𝐷 → ∅ ∈ 𝑀) | ||
Theorem | bnj551 31913 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ((𝑚 = suc 𝑝 ∧ 𝑚 = suc 𝑖) → 𝑝 = 𝑖) | ||
Theorem | bnj563 31914 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜂 ↔ (𝑚 ∈ 𝐷 ∧ 𝑛 = suc 𝑚 ∧ 𝑝 ∈ ω ∧ 𝑚 = suc 𝑝)) & ⊢ (𝜌 ↔ (𝑖 ∈ ω ∧ suc 𝑖 ∈ 𝑛 ∧ 𝑚 ≠ suc 𝑖)) ⇒ ⊢ ((𝜂 ∧ 𝜌) → suc 𝑖 ∈ 𝑚) | ||
Theorem | bnj564 31915 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜏 ↔ (𝑓 Fn 𝑚 ∧ 𝜑′ ∧ 𝜓′)) ⇒ ⊢ (𝜏 → dom 𝑓 = 𝑚) | ||
Theorem | bnj593 31916 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∃𝑥𝜓) & ⊢ (𝜓 → 𝜒) ⇒ ⊢ (𝜑 → ∃𝑥𝜒) | ||
Theorem | bnj596 31917 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∀𝑥𝜑) & ⊢ (𝜑 → ∃𝑥𝜓) ⇒ ⊢ (𝜑 → ∃𝑥(𝜑 ∧ 𝜓)) | ||
Theorem | bnj610 31918* | Pass from equality (𝑥 = 𝐴) to substitution ([𝐴 / 𝑥]) without the distinct variable restriction ($d 𝐴 𝑥). (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐴 ∈ V & ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜓)) & ⊢ (𝑥 = 𝑦 → (𝜑 ↔ 𝜓′)) & ⊢ (𝑦 = 𝐴 → (𝜓′ ↔ 𝜓)) ⇒ ⊢ ([𝐴 / 𝑥]𝜑 ↔ 𝜓) | ||
Theorem | bnj642 31919 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → 𝜑) | ||
Theorem | bnj643 31920 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → 𝜓) | ||
Theorem | bnj645 31921 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → 𝜃) | ||
Theorem | bnj658 31922 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → (𝜑 ∧ 𝜓 ∧ 𝜒)) | ||
Theorem | bnj667 31923 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → (𝜓 ∧ 𝜒 ∧ 𝜃)) | ||
Theorem | bnj705 31924 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → 𝜏) ⇒ ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → 𝜏) | ||
Theorem | bnj706 31925 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜓 → 𝜏) ⇒ ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → 𝜏) | ||
Theorem | bnj707 31926 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜒 → 𝜏) ⇒ ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → 𝜏) | ||
Theorem | bnj708 31927 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜃 → 𝜏) ⇒ ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → 𝜏) | ||
Theorem | bnj721 31928 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜏) ⇒ ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → 𝜏) | ||
Theorem | bnj832 31929 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜂 ↔ (𝜑 ∧ 𝜓)) & ⊢ (𝜑 → 𝜏) ⇒ ⊢ (𝜂 → 𝜏) | ||
Theorem | bnj835 31930 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜂 ↔ (𝜑 ∧ 𝜓 ∧ 𝜒)) & ⊢ (𝜑 → 𝜏) ⇒ ⊢ (𝜂 → 𝜏) | ||
Theorem | bnj836 31931 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜂 ↔ (𝜑 ∧ 𝜓 ∧ 𝜒)) & ⊢ (𝜓 → 𝜏) ⇒ ⊢ (𝜂 → 𝜏) | ||
Theorem | bnj837 31932 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜂 ↔ (𝜑 ∧ 𝜓 ∧ 𝜒)) & ⊢ (𝜒 → 𝜏) ⇒ ⊢ (𝜂 → 𝜏) | ||
Theorem | bnj769 31933 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜂 ↔ (𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃)) & ⊢ (𝜑 → 𝜏) ⇒ ⊢ (𝜂 → 𝜏) | ||
Theorem | bnj770 31934 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜂 ↔ (𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃)) & ⊢ (𝜓 → 𝜏) ⇒ ⊢ (𝜂 → 𝜏) | ||
Theorem | bnj771 31935 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜂 ↔ (𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃)) & ⊢ (𝜒 → 𝜏) ⇒ ⊢ (𝜂 → 𝜏) | ||
Theorem | bnj887 31936 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 ↔ 𝜑′) & ⊢ (𝜓 ↔ 𝜓′) & ⊢ (𝜒 ↔ 𝜒′) & ⊢ (𝜃 ↔ 𝜃′) ⇒ ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) ↔ (𝜑′ ∧ 𝜓′ ∧ 𝜒′ ∧ 𝜃′)) | ||
Theorem | bnj918 31937 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐺 = (𝑓 ∪ {〈𝑛, 𝐶〉}) ⇒ ⊢ 𝐺 ∈ V | ||
Theorem | bnj919 31938* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜒 ↔ (𝑛 ∈ 𝐷 ∧ 𝐹 Fn 𝑛 ∧ 𝜑 ∧ 𝜓)) & ⊢ (𝜑′ ↔ [𝑃 / 𝑛]𝜑) & ⊢ (𝜓′ ↔ [𝑃 / 𝑛]𝜓) & ⊢ (𝜒′ ↔ [𝑃 / 𝑛]𝜒) & ⊢ 𝑃 ∈ V ⇒ ⊢ (𝜒′ ↔ (𝑃 ∈ 𝐷 ∧ 𝐹 Fn 𝑃 ∧ 𝜑′ ∧ 𝜓′)) | ||
Theorem | bnj923 31939 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐷 = (ω ∖ {∅}) ⇒ ⊢ (𝑛 ∈ 𝐷 → 𝑛 ∈ ω) | ||
Theorem | bnj927 31940 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐺 = (𝑓 ∪ {〈𝑛, 𝐶〉}) & ⊢ 𝐶 ∈ V ⇒ ⊢ ((𝑝 = suc 𝑛 ∧ 𝑓 Fn 𝑛) → 𝐺 Fn 𝑝) | ||
Theorem | bnj930 31941 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → 𝐹 Fn 𝐴) ⇒ ⊢ (𝜑 → Fun 𝐹) | ||
Theorem | bnj931 31942 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐴 = (𝐵 ∪ 𝐶) ⇒ ⊢ 𝐵 ⊆ 𝐴 | ||
Theorem | bnj937 31943* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∃𝑥𝜓) ⇒ ⊢ (𝜑 → 𝜓) | ||
Theorem | bnj941 31944 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐺 = (𝑓 ∪ {〈𝑛, 𝐶〉}) ⇒ ⊢ (𝐶 ∈ V → ((𝑝 = suc 𝑛 ∧ 𝑓 Fn 𝑛) → 𝐺 Fn 𝑝)) | ||
Theorem | bnj945 31945 | Technical lemma for bnj69 32180. This lemma may no longer be used or have become an indirect lemma of the theorem in question (i.e. a lemma of a lemma... of the theorem). (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐺 = (𝑓 ∪ {〈𝑛, 𝐶〉}) ⇒ ⊢ ((𝐶 ∈ V ∧ 𝑓 Fn 𝑛 ∧ 𝑝 = suc 𝑛 ∧ 𝐴 ∈ 𝑛) → (𝐺‘𝐴) = (𝑓‘𝐴)) | ||
Theorem | bnj946 31946 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 ↔ ∀𝑥 ∈ 𝐴 𝜓) ⇒ ⊢ (𝜑 ↔ ∀𝑥(𝑥 ∈ 𝐴 → 𝜓)) | ||
Theorem | bnj951 31947 | ∧-manipulation. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜏 → 𝜑) & ⊢ (𝜏 → 𝜓) & ⊢ (𝜏 → 𝜒) & ⊢ (𝜏 → 𝜃) ⇒ ⊢ (𝜏 → (𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃)) | ||
Theorem | bnj956 31948 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝐴 = 𝐵 → ∀𝑥 𝐴 = 𝐵) ⇒ ⊢ (𝐴 = 𝐵 → ∪ 𝑥 ∈ 𝐴 𝐶 = ∪ 𝑥 ∈ 𝐵 𝐶) | ||
Theorem | bnj976 31949* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜒 ↔ (𝑁 ∈ 𝐷 ∧ 𝑓 Fn 𝑁 ∧ 𝜑 ∧ 𝜓)) & ⊢ (𝜑′ ↔ [𝐺 / 𝑓]𝜑) & ⊢ (𝜓′ ↔ [𝐺 / 𝑓]𝜓) & ⊢ (𝜒′ ↔ [𝐺 / 𝑓]𝜒) & ⊢ 𝐺 ∈ V ⇒ ⊢ (𝜒′ ↔ (𝑁 ∈ 𝐷 ∧ 𝐺 Fn 𝑁 ∧ 𝜑′ ∧ 𝜓′)) | ||
Theorem | bnj982 31950 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∀𝑥𝜑) & ⊢ (𝜓 → ∀𝑥𝜓) & ⊢ (𝜒 → ∀𝑥𝜒) & ⊢ (𝜃 → ∀𝑥𝜃) ⇒ ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃) → ∀𝑥(𝜑 ∧ 𝜓 ∧ 𝜒 ∧ 𝜃)) | ||
Theorem | bnj1019 31951* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (∃𝑝(𝜃 ∧ 𝜒 ∧ 𝜏 ∧ 𝜂) ↔ (𝜃 ∧ 𝜒 ∧ 𝜂 ∧ ∃𝑝𝜏)) | ||
Theorem | bnj1023 31952 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ∃𝑥(𝜑 → 𝜓) & ⊢ (𝜓 → 𝜒) ⇒ ⊢ ∃𝑥(𝜑 → 𝜒) | ||
Theorem | bnj1095 31953 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 ↔ ∀𝑥 ∈ 𝐴 𝜓) ⇒ ⊢ (𝜑 → ∀𝑥𝜑) | ||
Theorem | bnj1096 31954* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∀𝑥𝜑) & ⊢ (𝜓 ↔ (𝜒 ∧ 𝜃 ∧ 𝜏 ∧ 𝜑)) ⇒ ⊢ (𝜓 → ∀𝑥𝜓) | ||
Theorem | bnj1098 31955* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐷 = (ω ∖ {∅}) ⇒ ⊢ ∃𝑗((𝑖 ≠ ∅ ∧ 𝑖 ∈ 𝑛 ∧ 𝑛 ∈ 𝐷) → (𝑗 ∈ 𝑛 ∧ 𝑖 = suc 𝑗)) | ||
Theorem | bnj1101 31956 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ∃𝑥(𝜑 → 𝜓) & ⊢ (𝜒 → 𝜑) ⇒ ⊢ ∃𝑥(𝜒 → 𝜓) | ||
Theorem | bnj1113 31957* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝐴 = 𝐵 → 𝐶 = 𝐷) ⇒ ⊢ (𝐴 = 𝐵 → ∪ 𝑥 ∈ 𝐶 𝐸 = ∪ 𝑥 ∈ 𝐷 𝐸) | ||
Theorem | bnj1109 31958 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ∃𝑥((𝐴 ≠ 𝐵 ∧ 𝜑) → 𝜓) & ⊢ ((𝐴 = 𝐵 ∧ 𝜑) → 𝜓) ⇒ ⊢ ∃𝑥(𝜑 → 𝜓) | ||
Theorem | bnj1131 31959 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∀𝑥𝜑) & ⊢ ∃𝑥𝜑 ⇒ ⊢ 𝜑 | ||
Theorem | bnj1138 31960 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐴 = (𝐵 ∪ 𝐶) ⇒ ⊢ (𝑋 ∈ 𝐴 ↔ (𝑋 ∈ 𝐵 ∨ 𝑋 ∈ 𝐶)) | ||
Theorem | bnj1142 31961 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∀𝑥(𝑥 ∈ 𝐴 → 𝜓)) ⇒ ⊢ (𝜑 → ∀𝑥 ∈ 𝐴 𝜓) | ||
Theorem | bnj1143 31962* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ∪ 𝑥 ∈ 𝐴 𝐵 ⊆ 𝐵 | ||
Theorem | bnj1146 31963* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝑦 ∈ 𝐴 → ∀𝑥 𝑦 ∈ 𝐴) ⇒ ⊢ ∪ 𝑥 ∈ 𝐴 𝐵 ⊆ 𝐵 | ||
Theorem | bnj1149 31964 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → 𝐴 ∈ V) & ⊢ (𝜑 → 𝐵 ∈ V) ⇒ ⊢ (𝜑 → (𝐴 ∪ 𝐵) ∈ V) | ||
Theorem | bnj1185 31965* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∃𝑧 ∈ 𝐵 ∀𝑤 ∈ 𝐵 ¬ 𝑤𝑅𝑧) ⇒ ⊢ (𝜑 → ∃𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ¬ 𝑦𝑅𝑥) | ||
Theorem | bnj1196 31966 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∃𝑥 ∈ 𝐴 𝜓) ⇒ ⊢ (𝜑 → ∃𝑥(𝑥 ∈ 𝐴 ∧ 𝜓)) | ||
Theorem | bnj1198 31967 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∃𝑥𝜓) & ⊢ (𝜓′ ↔ 𝜓) ⇒ ⊢ (𝜑 → ∃𝑥𝜓′) | ||
Theorem | bnj1209 31968* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜒 → ∃𝑥 ∈ 𝐵 𝜑) & ⊢ (𝜃 ↔ (𝜒 ∧ 𝑥 ∈ 𝐵 ∧ 𝜑)) ⇒ ⊢ (𝜒 → ∃𝑥𝜃) | ||
Theorem | bnj1211 31969 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∀𝑥 ∈ 𝐴 𝜓) ⇒ ⊢ (𝜑 → ∀𝑥(𝑥 ∈ 𝐴 → 𝜓)) | ||
Theorem | bnj1213 31970 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐴 ⊆ 𝐵 & ⊢ (𝜃 → 𝑥 ∈ 𝐴) ⇒ ⊢ (𝜃 → 𝑥 ∈ 𝐵) | ||
Theorem | bnj1212 31971* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐵 = {𝑥 ∈ 𝐴 ∣ 𝜑} & ⊢ (𝜃 ↔ (𝜒 ∧ 𝑥 ∈ 𝐵 ∧ 𝜏)) ⇒ ⊢ (𝜃 → 𝑥 ∈ 𝐴) | ||
Theorem | bnj1219 31972 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜒 ↔ (𝜑 ∧ 𝜓 ∧ 𝜁)) & ⊢ (𝜃 ↔ (𝜒 ∧ 𝜏 ∧ 𝜂)) ⇒ ⊢ (𝜃 → 𝜓) | ||
Theorem | bnj1224 31973 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ ¬ (𝜃 ∧ 𝜏 ∧ 𝜂) ⇒ ⊢ ((𝜃 ∧ 𝜏) → ¬ 𝜂) | ||
Theorem | bnj1230 31974* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐵 = {𝑥 ∈ 𝐴 ∣ 𝜑} ⇒ ⊢ (𝑦 ∈ 𝐵 → ∀𝑥 𝑦 ∈ 𝐵) | ||
Theorem | bnj1232 31975 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 ↔ (𝜓 ∧ 𝜒 ∧ 𝜃 ∧ 𝜏)) ⇒ ⊢ (𝜑 → 𝜓) | ||
Theorem | bnj1235 31976 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 ↔ (𝜓 ∧ 𝜒 ∧ 𝜃 ∧ 𝜏)) ⇒ ⊢ (𝜑 → 𝜒) | ||
Theorem | bnj1239 31977 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (∃𝑥 ∈ 𝐴 (𝜓 ∧ 𝜒) → ∃𝑥 ∈ 𝐴 𝜓) | ||
Theorem | bnj1238 31978 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 ↔ ∃𝑥 ∈ 𝐴 (𝜓 ∧ 𝜒)) ⇒ ⊢ (𝜑 → ∃𝑥 ∈ 𝐴 𝜓) | ||
Theorem | bnj1241 31979 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → 𝐴 ⊆ 𝐵) & ⊢ (𝜓 → 𝐶 = 𝐴) ⇒ ⊢ ((𝜑 ∧ 𝜓) → 𝐶 ⊆ 𝐵) | ||
Theorem | bnj1247 31980 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 ↔ (𝜓 ∧ 𝜒 ∧ 𝜃 ∧ 𝜏)) ⇒ ⊢ (𝜑 → 𝜃) | ||
Theorem | bnj1254 31981 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 ↔ (𝜓 ∧ 𝜒 ∧ 𝜃 ∧ 𝜏)) ⇒ ⊢ (𝜑 → 𝜏) | ||
Theorem | bnj1262 31982 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐴 ⊆ 𝐵 & ⊢ (𝜑 → 𝐶 = 𝐴) ⇒ ⊢ (𝜑 → 𝐶 ⊆ 𝐵) | ||
Theorem | bnj1266 31983 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜒 → ∃𝑥(𝜑 ∧ 𝜓)) ⇒ ⊢ (𝜒 → ∃𝑥𝜓) | ||
Theorem | bnj1265 31984* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∃𝑥 ∈ 𝐴 𝜓) ⇒ ⊢ (𝜑 → 𝜓) | ||
Theorem | bnj1275 31985 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∃𝑥(𝜓 ∧ 𝜒)) & ⊢ (𝜑 → ∀𝑥𝜑) ⇒ ⊢ (𝜑 → ∃𝑥(𝜑 ∧ 𝜓 ∧ 𝜒)) | ||
Theorem | bnj1276 31986 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∀𝑥𝜑) & ⊢ (𝜓 → ∀𝑥𝜓) & ⊢ (𝜒 → ∀𝑥𝜒) & ⊢ (𝜃 ↔ (𝜑 ∧ 𝜓 ∧ 𝜒)) ⇒ ⊢ (𝜃 → ∀𝑥𝜃) | ||
Theorem | bnj1292 31987 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐴 = (𝐵 ∩ 𝐶) ⇒ ⊢ 𝐴 ⊆ 𝐵 | ||
Theorem | bnj1293 31988 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐴 = (𝐵 ∩ 𝐶) ⇒ ⊢ 𝐴 ⊆ 𝐶 | ||
Theorem | bnj1294 31989 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∀𝑥 ∈ 𝐴 𝜓) & ⊢ (𝜑 → 𝑥 ∈ 𝐴) ⇒ ⊢ (𝜑 → 𝜓) | ||
Theorem | bnj1299 31990 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∃𝑥 ∈ 𝐴 (𝜓 ∧ 𝜒)) ⇒ ⊢ (𝜑 → ∃𝑥 ∈ 𝐴 𝜓) | ||
Theorem | bnj1304 31991 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∃𝑥𝜓) & ⊢ (𝜓 → 𝜒) & ⊢ (𝜓 → ¬ 𝜒) ⇒ ⊢ ¬ 𝜑 | ||
Theorem | bnj1316 31992* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝑦 ∈ 𝐴 → ∀𝑥 𝑦 ∈ 𝐴) & ⊢ (𝑦 ∈ 𝐵 → ∀𝑥 𝑦 ∈ 𝐵) ⇒ ⊢ (𝐴 = 𝐵 → ∪ 𝑥 ∈ 𝐴 𝐶 = ∪ 𝑥 ∈ 𝐵 𝐶) | ||
Theorem | bnj1317 31993* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ 𝐴 = {𝑥 ∣ 𝜑} ⇒ ⊢ (𝑦 ∈ 𝐴 → ∀𝑥 𝑦 ∈ 𝐴) | ||
Theorem | bnj1322 31994 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝐴 = 𝐵 → (𝐴 ∩ 𝐵) = 𝐴) | ||
Theorem | bnj1340 31995 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜓 → ∃𝑥𝜃) & ⊢ (𝜒 ↔ (𝜓 ∧ 𝜃)) & ⊢ (𝜓 → ∀𝑥𝜓) ⇒ ⊢ (𝜓 → ∃𝑥𝜒) | ||
Theorem | bnj1345 31996 | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∃𝑥(𝜓 ∧ 𝜒)) & ⊢ (𝜃 ↔ (𝜑 ∧ 𝜓 ∧ 𝜒)) & ⊢ (𝜑 → ∀𝑥𝜑) ⇒ ⊢ (𝜑 → ∃𝑥𝜃) | ||
Theorem | bnj1350 31997* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜒 → ∀𝑥𝜒) ⇒ ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → ∀𝑥(𝜑 ∧ 𝜓 ∧ 𝜒)) | ||
Theorem | bnj1351 31998* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∀𝑥𝜑) ⇒ ⊢ ((𝜑 ∧ 𝜓) → ∀𝑥(𝜑 ∧ 𝜓)) | ||
Theorem | bnj1352 31999* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜓 → ∀𝑥𝜓) ⇒ ⊢ ((𝜑 ∧ 𝜓) → ∀𝑥(𝜑 ∧ 𝜓)) | ||
Theorem | bnj1361 32000* | First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
⊢ (𝜑 → ∀𝑥(𝑥 ∈ 𝐴 → 𝑥 ∈ 𝐵)) ⇒ ⊢ (𝜑 → 𝐴 ⊆ 𝐵) |
< Previous Next > |
Copyright terms: Public domain | < Previous Next > |