Question

Splitting integer interval into disjoint sequences, union of which contains every number in the interval

score 59 · Answer 1 · 2026-02-23 12:05:33

59

Views

Splitting integer interval into disjoint sequences, union of which contains every number in the interval

Published on 23 Feb 2026 - 12:05

score 102 · Answer 2 · 2026-02-23 12:03:00

102

Views

Is the function $f(x)=1/|x|$ bounded in the interval $(-\infty,c)$, if $c<0$?

Published on 23 Feb 2026 - 12:03

score 37 · Answer 3 · 2026-02-23 12:02:38

37

Views

Why is $\left( -a,a \right)$ equal to $|x| < a$

Published on 23 Feb 2026 - 12:02

score 104 · Answer 4 · 2026-02-23 12:04:33

104

Views

Prove that the 2 sequences are nested intervals and give the element of the nested interval

Published on 23 Feb 2026 - 12:04

score 103 · Answer 5 · 2026-02-23 12:05:33

103

Views

What is the name of this interval operation?

Published on 23 Feb 2026 - 12:05

score 175 · Answer 6 · 2026-02-23 12:04:01

175

Views

The interval in which the function $ f(x)=\sin(e^x)+\cos(e^x)$ is increasing is/are?

Published on 23 Feb 2026 - 12:04

score 104 · Answer 7 · 2026-02-23 12:09:13

104

Views

Show that a subset $I$ of $\textbf{R}$ is an interval if and only if whenever $a,b\in I$ and $0\leq t\leq 1$ then $(1-t)a + tb\in I$.

Published on 23 Feb 2026 - 12:09

score 132 · Answer 8 · 2026-02-23 12:02:57

132

Views

Upper bound for amount of intervals in intersection of interval sets

Published on 23 Feb 2026 - 12:02

score 71 · Answer 9 · 2026-02-23 12:08:47

71

Views

If two intervals are not disjoint, I can write them as a union of disjoint pieces

Published on 23 Feb 2026 - 12:08

score 39 · Answer 10 · 2026-02-23 12:02:26

39

Views

Is there a name or notation for "stitching" intervals together?

Published on 23 Feb 2026 - 12:02

score 383 · Answer 11 · 2026-02-23 12:02:37

383

Views

Taylor series expansion in interval?

Published on 23 Feb 2026 - 12:02

score 1.1k · Answer 12 · 2026-02-23 12:04:00

1.1k

Views

Interval Notation of the Following Logarithmic Inequality

Published on 23 Feb 2026 - 12:04

score 702 · Answer 13 · 2026-02-23 11:59:32

702

Views

Floor function: Maths Olympiad problem

Published on 23 Feb 2026 - 11:59

score 96 · Answer 14 · 2026-02-23 12:07:14

96

Views

Are intervals 'reversible', and how beneficial would defining them with this property be?

Published on 23 Feb 2026 - 12:07

score 666 · Answer 15 · 2026-02-23 12:01:08

666

Views

Root of the Dependency Problem in Interval Arithmetic

Published on 23 Feb 2026 - 12:01

List Question

Splitting integer interval into disjoint sequences, union of which contains every number in the interval

Is the function $f(x)=1/|x|$ bounded in the interval $(-\infty,c)$, if $c<0$?

Why is $\left( -a,a \right)$ equal to $|x| < a$

Prove that the 2 sequences are nested intervals and give the element of the nested interval

What is the name of this interval operation?

The interval in which the function $ f(x)=\sin(e^x)+\cos(e^x)$ is increasing is/are?

Show that a subset $I$ of $\textbf{R}$ is an interval if and only if whenever $a,b\in I$ and $0\leq t\leq 1$ then $(1-t)a + tb\in I$.

Upper bound for amount of intervals in intersection of interval sets

If two intervals are not disjoint, I can write them as a union of disjoint pieces

Is there a name or notation for "stitching" intervals together?

Taylor series expansion in interval?

Interval Notation of the Following Logarithmic Inequality

Floor function: Maths Olympiad problem

Are intervals 'reversible', and how beneficial would defining them with this property be?

Root of the Dependency Problem in Interval Arithmetic

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