Question

Smooth Approximation of $\sin^2\left({\frac {n \pi}{\lfloor{x}\rfloor}}\right)$ and Its Indefinite Integral

score 31 · Answer 1 · 2019-12-06 15:57:42

31

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Smooth Approximation of $\sin^2\left({\frac {n \pi}{\lfloor{x}\rfloor}}\right)$ and Its Indefinite Integral

Published on 06 Dec 2019 - 15:57

score 65 · Answer 2 · 2019-12-16 10:25:57

65

Views

Prove that function $F$ is smooth

Published on 16 Dec 2019 - 10:25

score 139 · Answer 3 · 2019-12-18 03:42:09

139

Views

If $f \circ g$ and $g \circ h$ are smooth, is $f \circ g \circ h$ smooth?

Published on 18 Dec 2019 - 3:42

score 187 · Answer 4 · 2019-12-25 15:45:38

187

Views

Every real smooth function such that for every $x$ there is $n$ such that $f^{(n)}(x)=0$ is polynomial

Published on 25 Dec 2019 - 15:45

score 54 · Answer 5 · 2019-12-30 04:37:30

54

Views

Numerically Finding Number of Roots in an Interval of a Smooth Function involving Floor Function

Published on 30 Dec 2019 - 4:37

score 112 · Answer 6 · 2019-12-30 16:45:41

112

Views

Local version of the estimate $\sup |f'| \le 2 \sqrt{\sup |f| \cdot \sup|f''|}$

Published on 30 Dec 2019 - 16:45

score 39 · Answer 7 · 2020-01-04 19:43:55

39

Views

Is this statement about smooth functions true?

Published on 04 Jan 2020 - 19:43

score 20 · Answer 8 · 2020-01-08 02:34:59

20

Views

What is the notation for the set of the functions $f(t,r,z)$ that is smooth in $r$, $C^1$ in $t$ and $C^2$ in $z$?

Published on 08 Jan 2020 - 2:34

score 368 · Answer 9 · 2026-03-24 22:45:00

368

Views

Smooth surface patch

Published on 24 Mar 2026 - 22:45

score 37 · Answer 10 · 2026-03-25 04:40:55

37

Views

continuous representation of $G_K$ as $\rho: G_K \to GL(V)$

Published on 25 Mar 2026 - 4:40

score 460 · Answer 11 · 2020-01-09 13:48:03

460

Views

What does it mean by smooth curve in differential geometry?

Published on 09 Jan 2020 - 13:48

score 315 · Answer 12 · 2020-01-09 19:08:38

315

Views

Extreme Value Theorem on an Unbounded Domain

Published on 09 Jan 2020 - 19:08

score 42 · Answer 13 · 2026-03-26 09:18:15

42

Views

Show that $f(x, y) = x^3 y^{- 2} e^{- x^2 / y}$ is smooth, and unbounded near the origin

Published on 26 Mar 2026 - 9:18

score 54 · Answer 14 · 2020-01-26 00:27:07

54

Views

$F$ is differentiable at $x_0$, but $S=\{ x \in \mathbb{R}^3 : F(x)=c\}$ is not smooth at $x_0$

Published on 26 Jan 2020 - 0:27

score 190 · Answer 15 · 2020-01-28 09:16:56

190

Views

Given a point $p\in M$ and a tangent vector $v \in T_p M$, is there a smooth vector field $X$ on $M$ such that $X(p)=v$?

Published on 28 Jan 2020 - 9:16

List Question

Smooth Approximation of $\sin^2\left({\frac {n \pi}{\lfloor{x}\rfloor}}\right)$ and Its Indefinite Integral

Prove that function $F$ is smooth

If $f \circ g$ and $g \circ h$ are smooth, is $f \circ g \circ h$ smooth?

Every real smooth function such that for every $x$ there is $n$ such that $f^{(n)}(x)=0$ is polynomial

Numerically Finding Number of Roots in an Interval of a Smooth Function involving Floor Function

Local version of the estimate $\sup |f'| \le 2 \sqrt{\sup |f| \cdot \sup|f''|}$

Is this statement about smooth functions true?

What is the notation for the set of the functions $f(t,r,z)$ that is smooth in $r$, $C^1$ in $t$ and $C^2$ in $z$?

Smooth surface patch

continuous representation of $G_K$ as $\rho: G_K \to GL(V)$

What does it mean by smooth curve in differential geometry?

Extreme Value Theorem on an Unbounded Domain

Show that $f(x, y) = x^3 y^{- 2} e^{- x^2 / y}$ is smooth, and unbounded near the origin

$F$ is differentiable at $x_0$, but $S=\{ x \in \mathbb{R}^3 : F(x)=c\}$ is not smooth at $x_0$

Given a point $p\in M$ and a tangent vector $v \in T_p M$, is there a smooth vector field $X$ on $M$ such that $X(p)=v$?

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