Question

Is there a name for the recursive incenter of the contact triangle?

score 245 · Answer 1 · 2026-04-15 04:40:57

245

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Is there a name for the recursive incenter of the contact triangle?

Published on 15 Apr 2026 - 4:40

score 84 · Answer 2 · 2026-04-16 14:10:45

84

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On the congruence of triangles

Published on 16 Apr 2026 - 14:10

score 32 · Answer 3 · 2026-04-13 08:36:43

32

Views

Mathematics-Oriented 4-D Glossary?

Published on 13 Apr 2026 - 8:36

score 174 · Answer 4 · 2026-04-12 18:47:29

174

Views

At most $2n$ vectors, the angle between which $\geq\pi/2$.

Published on 12 Apr 2026 - 18:47

score 4.3k · Answer 5 · 2026-04-09 04:32:36

4.3k

Views

Scaling and rotating a square so that it is inscribed in the original square

Published on 09 Apr 2026 - 4:32

score 194 · Answer 6 · 2026-02-23 04:41:39

194

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If three circles have two common points, prove that every circle that is orthogonal to two circles is also orthogonal to third.

Published on 23 Feb 2026 - 4:41

score 258 · Answer 7 · 2026-04-15 13:16:40

ABC is a triangle, D is a point in the triangle. E is the midpoint of BD. AB=BC, angle ABD= angle DBC=35 degrees, angle ACD=25 degrees. Angle BAE=?

score 659 · Answer 8 · 2026-04-15 11:08:17

659

Views

Alternative word for Euclidean Geometry

Published on 15 Apr 2026 - 11:08

score 1.1k · Answer 9 · 2026-04-15 14:50:55

1.1k

Views

calculate points coordinates on plane from their distances matrix

Published on 15 Apr 2026 - 14:50

score 62 · Answer 10 · 2026-04-12 09:58:24

62

Views

Euclidean problem of geometry

Published on 12 Apr 2026 - 9:58

score 2.9k · Answer 11 · 2026-04-13 15:06:06

2.9k

Views

Volume of the intersection of two tetrahedra

Published on 13 Apr 2026 - 15:06

score 209 · Answer 12 · 2026-04-11 18:07:59

209

Views

Is there any algorithm for finding the minimum distance to the complement of a convex set?

Published on 11 Apr 2026 - 18:07

score 786 · Answer 13 · 2026-04-14 11:31:28

786

Views

Why ternary diagrams work

Published on 14 Apr 2026 - 11:31

score 78 · Answer 14 · 2026-04-13 00:47:53

78

Views

How many points $P$ such that $\angle APB=\angle BPC=\angle CPA $ are there?

Published on 13 Apr 2026 - 0:47

score 211 · Answer 15 · 2026-04-16 02:29:44

211

Views

$ABCD$, $P$ is any interior point, $PA=24, PB=32, PC=28, PD=45$

Published on 16 Apr 2026 - 2:29

List Question

Is there a name for the recursive incenter of the contact triangle?

On the congruence of triangles

Mathematics-Oriented 4-D Glossary?

At most $2n$ vectors, the angle between which $\geq\pi/2$.

Scaling and rotating a square so that it is inscribed in the original square

If three circles have two common points, prove that every circle that is orthogonal to two circles is also orthogonal to third.

ABC is a triangle, D is a point in the triangle. E is the midpoint of BD. AB=BC, angle ABD= angle DBC=35 degrees, angle ACD=25 degrees. Angle BAE=?

Alternative word for Euclidean Geometry

calculate points coordinates on plane from their distances matrix

Euclidean problem of geometry

Volume of the intersection of two tetrahedra

Is there any algorithm for finding the minimum distance to the complement of a convex set?

Why ternary diagrams work

How many points $P$ such that $\angle APB=\angle BPC=\angle CPA $ are there?

$ABCD$, $P$ is any interior point, $PA=24, PB=32, PC=28, PD=45$

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