Related:

• Proof techniques #2: Proof by Oddity. SAMPLE: To prove that horses have an infinite number of legs.
  (1) Horses have an even number of legs. (2) They have two legs in back and fore legs in front....
• Proof techniques #2: Proof by Oddity. SAMPLE: To prove that horses have an infinite number of legs.
  [1] Horses have an even number of legs. [2] They have two legs in back and fore legs in front....
• proof by picture: A more convincing form of proof by example.
  Combines well with proof by omission. proof by vehement assertio...
• An example is not proof.
• proof by cumbersome notation: Best done with access to at least four alphabets and special symbols.
  proof by exhaustion: An issue or two of a journal devoted to your proof is useful....
• proof by forward reference: Reference is usually to a forthcoming paper of the author, which is often not as forthcoming as at first.
  proof by semantic shift: Some of the standard but inconvenient definitions are changed for the statement of the result....
• proof by obfuscation: A long plotless sequence of true and/or meaningless syntactically related statements.
  proof by wishful citation: The author cites the negation, converse, or generalization of a theorem from the literature to support his claims....
• proof by personal communication: 'Eight-dimensional colored cycle stripping is NP-complete [Karp, personal communication].
  ' proof by reduction to the wrong problem: 'To see that infinite-dimensional colored cycle stripping is decidable, we reduce it to the halting problem....