Question

Is the family of circles $x^2+y^2-((a^2+b^2+1+2fb)/a)x+2fy+1=0$ coaxial for constants $a$, $b$ and parameter $f$?

score 63 · Answer 1 · 2021-04-04 11:48:01

63

Views

Is the family of circles $x^2+y^2-((a^2+b^2+1+2fb)/a)x+2fy+1=0$ coaxial for constants $a$, $b$ and parameter $f$?

Published on 04 Apr 2021 - 11:48

score 65 · Answer 2 · 2026-03-30 11:59:12

65

Views

Evaluating $\int_C \frac{x\mathrm{d}y-y\mathrm{d}x}{x^2+y^2}$, where $C$ has equation $x^{48} + y^{76} = 987654321^{123456789}$

Published on 30 Mar 2026 - 11:59

score 69 · Answer 3 · 2021-04-06 20:56:56

69

Views

Geometrical interpretation of optimizing $3x-y+5$ subject to $x^2+y^2=1$

Published on 06 Apr 2021 - 20:56

score 156 · Answer 4 · 2021-04-08 19:39:15

156

Views

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Published on 08 Apr 2021 - 19:39

score 47 · Answer 5 · 2021-04-14 09:34:27

47

Views

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Published on 14 Apr 2021 - 9:34

score 91 · Answer 6 · 2021-04-21 12:00:37

91

Views

Conformality of a map f is invariant under parametric transform

Published on 21 Apr 2021 - 12:00

score 70 · Answer 7 · 2026-03-30 08:31:28

70

Views

Finding particular geodesics on a revolution surface : A proposition of example

Published on 30 Mar 2026 - 8:31

score 96 · Answer 8 · 2021-04-29 10:22:35

96

Views

Converting $(x,y)=(\cos t+2\cos4t+4\cos8t, \sin t+2\sin4t+4\sin8t)$ to a single Cartesian equation

Published on 29 Apr 2021 - 10:22

score 37 · Answer 9 · 2021-04-29 10:49:11

37

Views

Parameterisation of complex trigonometric functions

Published on 29 Apr 2021 - 10:49

score 36 · Answer 10 · 2021-05-03 17:25:43

36

Views

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Published on 03 May 2021 - 17:25

score 278 · Answer 11 · 2021-05-08 21:30:35

278

Views

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Published on 08 May 2021 - 21:30

score 124 · Answer 12 · 2026-02-23 20:37:32

124

Views

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Published on 23 Feb 2026 - 20:37

score 44 · Answer 13 · 2021-05-13 15:54:59

44

Views

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Published on 13 May 2021 - 15:54

score 26 · Answer 14 · 2026-04-02 05:35:23

26

Views

Find the area of the surface given by $0 \leq x \leq 1$, $y=2x$, $z= e^{x+y}$.

Published on 02 Apr 2026 - 5:35

score 52 · Answer 15 · 2026-03-31 19:10:17

52

Views

Having difficulties to prove this relation (Stokes Theorem)

Published on 31 Mar 2026 - 19:10

List Question

Is the family of circles $x^2+y^2-((a^2+b^2+1+2fb)/a)x+2fy+1=0$ coaxial for constants $a$, $b$ and parameter $f$?

Evaluating $\int_C \frac{x\mathrm{d}y-y\mathrm{d}x}{x^2+y^2}$, where $C$ has equation $x^{48} + y^{76} = 987654321^{123456789}$

Geometrical interpretation of optimizing $3x-y+5$ subject to $x^2+y^2=1$

Parametrization of torus-like object

Changing ellipse's polar axis in polar coordinates

Conformality of a map f is invariant under parametric transform

Finding particular geodesics on a revolution surface : A proposition of example

Converting $(x,y)=(\cos t+2\cos4t+4\cos8t, \sin t+2\sin4t+4\sin8t)$ to a single Cartesian equation

Parameterisation of complex trigonometric functions

A very specific parametrization to solve Schrödingers equation

How to prove parameterization of a (smooth) curve?

Does every plane curve have an implicit form?

Level lines - Parametrization

Find the area of the surface given by $0 \leq x \leq 1$, $y=2x$, $z= e^{x+y}$.

Having difficulties to prove this relation (Stokes Theorem)

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