List questions from discrete-mathematics

Published on 21 Sep 2018 - 5:44

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Use only the rules of inference to derive a logic statement

Published on 09 Apr 2026 - 0:34

180

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What are the possible outcomes when joining the tables?

Published on 21 Sep 2018 - 13:52

114

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Prove (A$\Delta$B)$\Delta$(B$\Delta$C) = A$\Delta$C where A$\Delta$B = (A\B) ∪ (B\A)

Published on 21 Sep 2018 - 17:47

113

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Stirling number of the second kind solution from another recurrence

Published on 26 Mar 2026 - 8:04

69

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Induction Proof possible here?

Published on 08 Apr 2026 - 23:26

49

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Find Equivalent Classes

Published on 27 Mar 2026 - 8:16

4.2k

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"Except" in predicate logic

Published on 09 Apr 2026 - 9:20

365

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Prove by induction that $\sqrt{1}+\sqrt{2}+...+\sqrt{n} \geq \frac{2}{3}n\sqrt{n}$

Published on 26 Mar 2026 - 12:37

962

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Prove that: If C ⊆ A and C ⊆ B then C ⊆ A∩B

Published on 01 Apr 2026 - 22:43

194

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To draw a graph with only two eccentricties.

Published on 02 Apr 2026 - 6:39

392

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What is the meaning of the The length of all linearly independent list is less or equal to the length of all spanning lists?

Published on 31 Mar 2026 - 12:17

368

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Prove that RecMatch is closed under string concatenation - Structural Induction

Published on 28 Mar 2026 - 6:39

68

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Predicate Is Before The Subject Is This The Correct Translation?

Published on 25 Mar 2026 - 4:38

164

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Pigeon Hole Principle - How many fruit baskets?

Published on 25 Mar 2026 - 11:53

List Question

Orthogonal projection of a unit cube in $R^n$ onto an ($n-1$)-dimensional subspace

Use only the rules of inference to derive a logic statement

What are the possible outcomes when joining the tables?

Prove (A$\Delta$B)$\Delta$(B$\Delta$C) = A$\Delta$C where A$\Delta$B = (A\B) ∪ (B\A)

Stirling number of the second kind solution from another recurrence

Induction Proof possible here?

Find Equivalent Classes

"Except" in predicate logic

Prove by induction that $\sqrt{1}+\sqrt{2}+...+\sqrt{n} \geq \frac{2}{3}n\sqrt{n}$

Prove that: If C ⊆ A and C ⊆ B then C ⊆ A∩B

To draw a graph with only two eccentricties.

What is the meaning of the The length of all linearly independent list is less or equal to the length of all spanning lists?

Prove that RecMatch is closed under string concatenation - Structural Induction

Predicate Is Before The Subject Is This The Correct Translation?

Pigeon Hole Principle - How many fruit baskets?

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