2,668 reputation
2336
bio website ephorie.de
location Germany
age 44
visits member for 4 years, 4 months
seen 14 hours ago

just an amateur fascinated by math


Jan
25
awarded  Popular Question
Jan
23
awarded  Popular Question
Jan
22
accepted Software for simulating (partial) differential equations
Jan
21
comment Software for simulating (partial) differential equations
@macydanim - But I am still interested :-) Thank you
Jan
21
comment Software for simulating (partial) differential equations
@macydanim: Could you form that into an answer? Thank you!
Jan
19
awarded  Necromancer
Jan
14
awarded  Favorite Question
Dec
3
awarded  Popular Question
Nov
9
awarded  Notable Question
Oct
22
comment Mean, variance and regression relation to stocks
This is a cross-post from Quant-Stackexchange (where it would belong anyway): quant.stackexchange.com/questions/4387/…. There it was down-voted and closed already.
Oct
22
comment How to calculate this complex integral?
Could you give a little more background on what you tried and where you get stuck? Thank you.
Oct
22
accepted How to round 0.4999… ? Is it 0 or 1?
Oct
21
awarded  Popular Question
Oct
21
comment How to round 0.4999… ? Is it 0 or 1?
And rounding takes by definition the first digit which is 4 in this case. So this is exactly where the two definitions collide!
Oct
21
comment How to round 0.4999… ? Is it 0 or 1?
@AbhiBeckert: The case in point is that it is indeed equal to 0.5, as is 0.999... equal to 1: en.wikipedia.org/wiki/0.999...
Oct
21
awarded  Good Question
Oct
21
revised How to round 0.4999… ? Is it 0 or 1?
clarification on the used rounding method
Oct
21
comment How to round 0.4999… ? Is it 0 or 1?
@FakeName: Fair enough. What is obviously meant here is replacing a fractional decimal number by one with fewer digits with the "Round half up"-Tie-breaking method: en.wikipedia.org/wiki/Rounding
Oct
21
awarded  Nice Question
Oct
21
revised How to round 0.4999… ? Is it 0 or 1?
deleted 3 characters in body