ogerard

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Name ogerard
Member for 3 years
Seen May 14 at 15:09
Website
Location FR
Age 63
Administrator of the seqfan (Integer Sequences) mailing list and old contributor of Neil Sloane's O.E.I.S. (Wiki version here.)

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Polynomial bijection from QxQ to Q?

apr 29 at 16:31 unknown (yahoo) 1

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Thinking and Explaining

jun 7 at 20:44 Gil Kalai 10.7k●6●80●144

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Polynomial representing all nonnegative integers

nov 26 10 at 0:44 George Lowther 9,408●1●24●44

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Proofs without words [closed]

dec 2 at 7:18 Alon Amit 4,025●14●38

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Two commuting mappings in the disk

may 14 at 11:22 Daniele Zuddas 808●2●9

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Which journals publish expository work?

mar 29 at 23:50 William 362●1●9

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Too old for advanced mathematics? [closed]

dec 24 11 at 10:45 Steve 1●1

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Is a free alternative to MathSciNet possible?

may 12 at 16:48 Stefan Kohl 2,600●2●15

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Magic trick based on deep mathematics

may 15 at 21:16 Amir Asghari 185●3●11

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Best online mathematics videos?

jan 6 at 23:12 David Corwin 6,730●23●56

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