View Full Version : Discrete Mathematics, Set Theory and Logic


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  1. Proof help: equality of natural numbers
  2. [SOLVED] Proof: uniqueness of a natural number
  3. [SOLVED] combinatorics
  4. Relations question
  5. determine countable or uncountable
  6. is this one to one?
  7. find domain and range
  8. How can we prove this?
  9. Power Set Proofs
  10. [SOLVED] Permutations and combinations question..
  11. [SOLVED] Matching Combinations Question and the pigeonhole principle
  12. [SOLVED] Need help with Mathematical Induction problem.
  13. empty set
  14. [SOLVED] How many 0's at the end of 100!
  15. Induction Set Proof
  16. [SOLVED] Induction Problems
  17. Sets question.
  18. Binomial expansion
  19. [SOLVED] Permutation and Combination Question 3
  20. [SOLVED] Permutation and Combination Question 2
  21. pattern
  22. Challenging multinomial theorem question?
  23. [SOLVED] Difficult binomial theorem question(involving greatest integer function)?
  24. [SOLVED] Permutations and Combinations problem
  25. [SOLVED] Proof question 3
  26. [SOLVED] Inequality proof involving natural numbers.
  27. proof involving natural numbers
  28. Another proof
  29. [SOLVED] Proof involving natural numbers
  30. Proving inequality For every integer n > 0 there is some real number x > 0 s.t. x < 1
  31. Combinatorics Word Problem
  32. Harmonic Conjugate
  33. [SOLVED] A simple SD logic derivation that is giving me fits
  34. A simple SD Logic problem that is giving me fits
  35. Proving Basic Set Operations
  36. Permutation Question
  37. Prove using Binomial Theorem?
  38. Arithmetic Progressions and Binomial Theorem?
  39. Developing predicates...
  40. Finding a term in a Binomial Expansion
  41. [SOLVED] permutations 2
  42. permutations
  43. One-to-one and Onto Functions
  44. [SOLVED] Proof involing power sets
  45. [SOLVED] Organized Counting
  46. Set theory: One more quick proof (low level)
  47. The natural number p is prime
  48. True or False Statement?
  49. Prove using Binomial and DeMoivre's Theorem?
  50. [SOLVED] Beginner Type Proof: subsets
  51. generating function
  52. the additive inverse and identity element
  53. Recursive and Explicit Equations...How to Write Them?
  54. Undo a mathematical conversion done inside a black box
  55. Set identity
  56. Nonseparable Graph
  57. formula for subsets
  58. [SOLVED] Permutation and Organized Counting
  59. Number of nodes in a tree
  60. Prove the following statement(Binomial Theorem)?
  61. Find sum of the series?
  62. NEED Help ASAP (Due in 2 hour) - Just tell if true or false dealing with empty set)
  63. Set theory problem
  64. [SOLVED] Help please, AIME question: sequences and recurrence relations
  65. Discrete Proof
  66. getting started on a relation question
  67. Hoping someone can help for once! a^3 = b^3
  68. [SOLVED] Prove the following combinatorial identity?
  69. Double summation - Binomial Theorem?
  70. Binomial Theorem?
  71. Modulo Classes Problems
  72. Please Help!!!
  73. Help with a few propositional logic proofs
  74. Cardinality
  75. Cardinality
  76. [SOLVED] permutations and combinatorics
  77. compute matrix inversion
  78. [SOLVED] permutations
  79. win-lose tree diagram possibilites
  80. Find the function from a sequence.
  81. [SOLVED] Permutation and Combination Question 1
  82. Permutation and Combination
  83. How to solve this permutation and combination question? Please help
  84. Polynomial (evaluation - multiplication - interpolation)
  85. A u b = ∅ <--> a=b=∅
  86. Equivalence relation
  87. Is this correct? (It deals with A x B x C stuff)
  88. How do I solve this?? Let A be a set. Show that ∅ x A = A x ∅ = ∅.
  89. [SOLVED] permutations 2
  90. permutations and factorials
  91. Disjoint connected
  92. Need help showing that the image of a function is contained in N
  93. Abstract Math Proof
  94. complement of sets
  95. [SOLVED] help with writing a recursive formula for a sequence
  96. [SOLVED] discrete math help for B union E
  97. Some properties on supermum
  98. number of possible combinations...
  99. Prove that there is a unique positive integer greater than 1 that equals
  100. Contruct a Truth Table #6
  101. Graph theory
  102. Miscellaneous Discrete Math help, please.
  103. Multiplication Rule
  104. Need Help showing S can not be a propsition??
  105. Formal Propositional Logic Statement
  106. graph theory
  107. equivalence classes
  108. Number Theory Book.
  109. Find Closed Form given Recursive Formula
  110. Equivalence Relations help needed
  111. Prove the existence of uncountably many transcendental numbers
  112. How can we prove these sets are countable?
  113. [SOLVED] Greatest Common Divisor Problems
  114. [SOLVED] logic sets
  115. help understanding an equivalence relation
  116. Algorithm Analysis - Big-oh, etc...
  117. Ordered Fields
  118. Show that at least 3 of any 25 days chosen must fall in the same month of the year?
  119. Crossing power sets
  120. Tiling a chessboard
  121. Induction help needed
  122. Graph Theory
  123. Graph Theroey fixed problem
  124. [SOLVED] Problem Solving
  125. Graph Theorey??
  126. help on relation
  127. Graph : Edge transitivity
  128. Proofs
  129. One to one
  130. [SOLVED] uncountable subset is itself uncountable
  131. Equivalence Relation
  132. recurrence
  133. mathematical induction
  134. logic sets question 2
  135. Proving identities of sets
  136. Logic: quantification
  137. logic sets help
  138. [SOLVED] Venn Diagram
  139. One's Complement of a Number
  140. Book Arrangement Problem
  141. Proving A is a subset of B...
  142. Pigeonhole principle
  143. Number System Proofs
  144. Help with Sets
  145. Recurrence relation
  146. Analysis question on quantifiers
  147. Proving with the Archimedean principle
  148. Crossing power sets
  149. Graph Theory
  150. Division Algorithm Problems
  151. My last 2 what should be easy problems are crushing my soul
  152. Relations
  153. statement logic, negation
  154. More proofs of more theorems
  155. Discrete Math - Last Problem. Need Help!
  156. Logical Equivalences
  157. Discrete Math - Prove that if x is irrational, then 1/x is irrational?
  158. set theory problem
  159. combinatorial argument
  160. Set problem
  161. algorithm
  162. reccurence relation
  163. divisor
  164. Reflection/Rotation Matrices
  165. Discrete Math Proofs -- Need Help
  166. combination
  167. recurrence relation bit strings
  168. NP P problems
  169. Is a Name or Variable alone a WFF?
  170. statement logic, truth sets
  171. Proofs!
  172. Cardinality of a Set
  173. Find a Set
  174. math question - inclusion exclusion principle
  175. questions in combination - help!!!
  176. Cartesian products of Sets
  177. Determine a Set
  178. recursive formula
  179. Bounded Intervals - Cardinality
  180. help with binomal question
  181. Algebra of sets problem
  182. Quantifiers and Predicates--Due tomorrow at (9:00) Need Help
  183. Partial Order
  184. Relations help..
  185. Set Theory Problems (please help)
  186. symmetric difference
  187. Inverse of sets
  188. Set Operations
  189. functions between sets
  190. Proof of Theorems
  191. Question about functions...
  192. Fibonacci
  193. 2 MATH QUESTION -combination
  194. combination questions
  195. Are you allowed to say aleph-0 - 1 = alepha-0?
  196. Question on algorithm (Sorting)
  197. Set Theory Problems (please help)
  198. Discrete Math question
  199. Discrete maths and computer science.
  200. subset question
  201. help with math question - combination
  202. What is the Computional Complexity of this ?
  203. Confused by Induction Proof Problem
  204. Absolute value proofs
  205. Consequence relation
  206. boolean algebra
  207. Transitive Closure in FOL and Prolog
  208. Binomial theorem
  209. Union of Countable Sets
  210. Relation
  211. Tautology problem
  212. Need help proving a couple theorems
  213. Countability Proof
  214. Sets & Subsets
  215. Real Numbers
  216. Converting Closed Form to Recursive Formula
  217. Math question help...........?
  218. Primitive Recursive vs Recursive Functions
  219. Having problem with these 2 Tautology? (This is due today at 9am)
  220. Explicit Euler method
  221. Tautology-Need Help. Due Tomorrow
  222. Boolean Algebra
  223. boolean algebra
  224. Induction
  225. Partial orders
  226. Predicate logic (2 Questions)
  227. logic question
  228. Ambiguity
  229. Constructing grammars
  230. Algorithm analysis
  231. Network flows with unbounded negative flow value
  232. The Domino Problem(tiling)????
  233. Prove a countable Cartesian product of countable sets is uncountable
  234. prove that n mod 10 = d
  235. A graph theory problem
  236. Exploring fast growing functions - help with research
  237. Practice Problem (Intro to Discrete Math Class)
  238. Boolean algebra simplification help
  239. Induction (involving inequality)
  240. Discrete Maths Question
  241. A very annoying and simple logic derivation problem.
  242. Existence of a function
  243. Learning to count!
  244. Proof regarding functions
  245. Recurrence Relation
  246. Recurrence Relation
  247. "Denseness" and addition of irrationals
  248. Solving a recurrence relation
  249. Automorphism group of graphs
  250. equivalence relation