bo.gu

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Name	bo.gu
Member for	1 year
Seen	Jun 3 at 20:48
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Location	China
Age	27

I love math very much

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$f^3,f^2$ are the cube and quadratic of f respectively and both infinite differentiable on $R$,how to show so is $f$

fa.functional-analysis real-analysis

apr 17 at 17:53 katz 1,264●1●12

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224

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How to partition a quadrilateral into a finite number of equal-area triangles

mg.metric-geometry

aug 20 at 3:51 Andres Caicedo 14.8k●1●43●81

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213

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a problem about field extension [closed]

fields

nov 23 at 10:06 J. H. S. 2,485●13●31

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solvablity for some polynomial

galois-theory

mar 16 at 7:27 bo.gu 101●4

-1

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174

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an ordinary differential equation [closed]

differential-equations

jan 11 12 at 8:13 Ricky Demer 6,421●8●31

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a problem about field extension

-1

functional equation, how to solve

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bo.gu

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Questions

$f^3,f^2$ are the cube and quadratic of f respectively and both infinite differentiable on $R$,how to show so is $f$

How to partition a quadrilateral into a finite number of equal-area triangles

a problem about field extension [closed]

solvablity for some polynomial

an ordinary differential equation [closed]

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