Philosophy
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Dan Christensen
  • Member for 8 years, 3 months
  • Last seen more than a month ago
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About

A math enthusiast and creator of DC Proof, an educational freeware program to introduce students to the basic methods of proof. Visit my math blog.

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71
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Top posts
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All Questions Answers
Score Newest
question
4
What are the "undefinable numbers" in real analysis and philosophy?
Nov 20, 2015
answer
4
"→" is the symbol for material implication. Is there such a thing as "immaterial implication"?
Mar 18, 2015
answer
4
Is a barber a barber if he doesn't get paid?
Aug 13, 2018
answer
4
How do I operate with philosophers if I reject deductive reasoning?
Sep 14, 2018
answer
3
What is illogical: 'No one would go to Hitler’s funeral if he was alive today’?
Aug 22, 2014
question
3
Can Euclid's Elements be used to rigorously prove 2+2=4?
Jun 21, 2014
answer
2
Can definition be existence (in mathematics)?
May 30, 2014
answer
2
Functions vs Relations
Aug 6, 2014
answer
2
Why should I believe my own conclusions?
Aug 11, 2014
answer
2
Understanding Bertrand Russell on agnosticism and atheism as self-descriptions
Aug 21, 2014
Top network posts
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98
Why is negative times negative = positive?
87
The staircase paradox, or why $\pi\ne4$
42
How big is infinity?
16
How to apply the recursion theorem in practice?
16
Is Pigeonhole Principle the negation of Dedekind-infinite?

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