Question

Finding Range and Domain of the function $g(x,y) = \sqrt{x - y} + \sqrt{x^{2} + y^{2} - 6}$

score 129 · Answer 1 · 2023-10-01 21:11:20

129

Views

Finding Range and Domain of the function $g(x,y) = \sqrt{x - y} + \sqrt{x^{2} + y^{2} - 6}$

Published on 01 Oct 2023 - 21:11

score 63 · Answer 2 · 2023-10-28 12:48:21

63

Views

Is there a situation where any intersection of upward-closed subset is not upward-closed(can be infinite)?

Published on 28 Oct 2023 - 12:48

score 54 · Answer 3 · 2024-02-06 13:40:48

54

Views

The subspace topology of $Y_u$($Y$ with upper topology) is strictly coarser than the one induced from $X$?

Published on 06 Feb 2024 - 13:40

score 212 · Answer 4 · 2015-08-06 09:46:27

212

Views

Why a function from a product of $\omega$-complete partial order is continuous?

Published on 06 Aug 2015 - 9:46

score 56 · Answer 5 · 2015-09-15 07:24:37

56

Views

every set of non compact elements has a maximum element

Published on 15 Sep 2015 - 7:24

score 37 · Answer 6 · 2015-10-09 07:48:15

37

Views

If $A\subset \lambda D$ then $\exists A'$ such $A=\lambda A'$

Published on 09 Oct 2015 - 7:48

score 59 · Answer 7 · 2015-10-09 20:51:28

59

Views

$\mathfrak{a\subseteq b}$ and $\mathfrak{bc}=\lambda D$ then there is an ideal $\mathfrak{b}'$ such $\mathfrak{a=bb'}$

Published on 09 Oct 2015 - 20:51

score 3.6k · Answer 8 · 2026-03-19 00:49:30

3.6k

Views

What really is codomain?

Published on 19 Mar 2026 - 0:49

score 33 · Answer 9 · 2026-03-23 23:32:19

33

Views

$\mathfrak{ap\subsetneq a}$ , with $\mathfrak{a,p}$ ideals

Published on 23 Mar 2026 - 23:32

score 227 · Answer 10 · 2015-11-21 18:20:03

227

Views

Why is the union of two closed sets again closed in the Scott topology?

Published on 21 Nov 2015 - 18:20

score 47 · Answer 11 · 2016-02-28 03:01:49

47

Views

What is the domain of $f(x,y) = xy/\sqrt{x^2+y^2}$

Published on 28 Feb 2016 - 3:01

score 68 · Answer 12 · 2016-03-02 22:55:09

68

Views

How would you sketch this subset of $\mathbb{C}$?

Published on 02 Mar 2016 - 22:55

score 88 · Answer 13 · 2026-03-21 21:53:18

88

Views

What is the relationship, if any, between maximal domains of $f$ and $f'(x)$?

Published on 21 Mar 2026 - 21:53

score 158 · Answer 14 · 2014-03-05 22:24:45

158

Views

Equivalence of categories of directed complete posets

Published on 05 Mar 2014 - 22:24

score 87 · Answer 15 · 2017-04-19 10:23:19

87

Views

Find the interval of $c$ such that the rational function $\frac{x^2+2x+c}{x^2+4x+3c}$ takes all real values

Published on 19 Apr 2017 - 10:23

List Question

Finding Range and Domain of the function $g(x,y) = \sqrt{x - y} + \sqrt{x^{2} + y^{2} - 6}$

Is there a situation where any intersection of upward-closed subset is not upward-closed(can be infinite)?

The subspace topology of $Y_u$($Y$ with upper topology) is strictly coarser than the one induced from $X$?

Why a function from a product of $\omega$-complete partial order is continuous?

every set of non compact elements has a maximum element

If $A\subset \lambda D$ then $\exists A'$ such $A=\lambda A'$

$\mathfrak{a\subseteq b}$ and $\mathfrak{bc}=\lambda D$ then there is an ideal $\mathfrak{b}'$ such $\mathfrak{a=bb'}$

What really is codomain?

$\mathfrak{ap\subsetneq a}$ , with $\mathfrak{a,p}$ ideals

Why is the union of two closed sets again closed in the Scott topology?

What is the domain of $f(x,y) = xy/\sqrt{x^2+y^2}$

How would you sketch this subset of $\mathbb{C}$?

What is the relationship, if any, between maximal domains of $f$ and $f'(x)$?

Equivalence of categories of directed complete posets

Find the interval of $c$ such that the rational function $\frac{x^2+2x+c}{x^2+4x+3c}$ takes all real values

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