Question

Regions where : $2u_{xx} + 4u_{xy} + 3u_{yy} - u = 0$ is hyperbolic, parabolic or elliptic

score 1.7k · Answer 1 · 2026-04-15 09:00:09

1.7k

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Regions where : $2u_{xx} + 4u_{xy} + 3u_{yy} - u = 0$ is hyperbolic, parabolic or elliptic

Published on 15 Apr 2026 - 9:00

score 67 · Answer 2 · 2026-04-11 21:25:37

67

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What area of math develops an overaching theory of transforms?

Published on 11 Apr 2026 - 21:25

score 451 · Answer 3 · 2026-04-09 10:09:36

451

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How do I map a trapezoid onto another trapezoid?

Published on 09 Apr 2026 - 10:09

score 30 · Answer 4 · 2026-05-10 11:18:29

30

Views

Logistic Regression Coefficients transformation?

Published on 10 May 2026 - 11:18

score 57 · Answer 5 · 2026-04-12 16:15:55

57

Views

Why does af(x) cause vertical dilation, while f(bx) causes horizontal dilation, when both of the increase/decrease the y value of any given x value?

Published on 12 Apr 2026 - 16:15

score 278 · Answer 6 · 2026-05-10 16:56:44

278

Views

What is the Jacobian in this transformation

Published on 10 May 2026 - 16:56

score 295 · Answer 7 · 2026-04-10 07:42:47

295

Views

How to invert a list of percentages (list of shares) with respect to their underlying ratio

Published on 10 Apr 2026 - 7:42

score 163 · Answer 8 · 2026-04-30 08:44:55

163

Views

Complex number transformations

Published on 30 Apr 2026 - 8:44

score 224 · Answer 9 · 2026-04-10 13:50:48

224

Views

Conversion between 3D Cartesian and skewed coordinate system

Published on 10 Apr 2026 - 13:50

score 43 · Answer 10 · 2026-04-12 00:09:21

43

Views

solution of 2d laplace equation

Published on 12 Apr 2026 - 0:09

score 63 · Answer 11 · 2026-05-10 16:35:46

63

Views

Can we make a suitable choice of y-axis in proving that any translation or rotation is the product of two reflections?

Published on 10 May 2026 - 16:35

score 654 · Answer 12 · 2026-04-11 02:36:27

654

Views

In which way should i transform int(x) (Greatest Integer Function) into int(-x)?

Published on 11 Apr 2026 - 2:36

score 119 · Answer 13 · 2026-04-11 13:49:41

119

Views

How do I find the transformation matrix T with respect to the following bases?

Published on 11 Apr 2026 - 13:49

score 312 · Answer 14 · 2026-04-13 07:57:47

312

Views

Ellipse rotation by pi/4

Published on 13 Apr 2026 - 7:57

score 39 · Answer 15 · 2026-04-15 05:03:14

39

Views

mean of double log transformation

Published on 15 Apr 2026 - 5:03

List Question

Regions where : $2u_{xx} + 4u_{xy} + 3u_{yy} - u = 0$ is hyperbolic, parabolic or elliptic

What area of math develops an overaching theory of transforms?

How do I map a trapezoid onto another trapezoid?

Logistic Regression Coefficients transformation?

Why does af(x) cause vertical dilation, while f(bx) causes horizontal dilation, when both of the increase/decrease the y value of any given x value?

What is the Jacobian in this transformation

How to invert a list of percentages (list of shares) with respect to their underlying ratio

Complex number transformations

Conversion between 3D Cartesian and skewed coordinate system

solution of 2d laplace equation

Can we make a suitable choice of y-axis in proving that any translation or rotation is the product of two reflections?

In which way should i transform int(x) (Greatest Integer Function) into int(-x)?

How do I find the transformation matrix T with respect to the following bases?

Ellipse rotation by pi/4

mean of double log transformation

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