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Activity for Mark V‭

Type On... Excerpt Status Date
Edit Post #296599 Post edited:
22 days ago
Edit Post #296599 Initial revision 22 days ago
Question From an expected-value standpoint, is gambling the same as investing?
Who’s correct, and why? Vadim Ponomarenko contends >From a mathematical expected-value standpoint, there is no difference between gambling (e.g. buying a lottery ticket) and investing (e.g. buying a share of stock). The former probably has negative expected value while the latter probably has ...
(more)
22 days ago
Edit Post #296597 Initial revision 22 days ago
Question Unlike AI, why don’t human mathematicians explain how they proved something?
I quote results by Artificial Intelligence, but I’m asking my question for human mathematicians (NOT AI). I quote https://www.anthropic.com/research/riemann-zeta >Claude’s explanation of how it arrived at its result is available in a separate Appendix here. I quote https://vibemathed.com/probl...
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22 days ago
Edit Post #296596 Initial revision 22 days ago
Question What’s Trader Graham’s “cute solution” that skips the algebra?
I transcribe this Jane Street Trading Mock Interview with Graham (G henceforth) and [Andrea Zhang] (AZ)](https://www.linkedin.com/in/andrea-zhang-32a238171), dated November 8th 2022, starting at 14:00/25:42. please elaborate this "cute way" to skip the algebra? why does this "cute way" work "t...
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22 days ago