A 24-Point Sphere for the Orthocentric Tetrahedron

The Mathematical Gazette ◽

10.2307/3617834 ◽

1972 ◽

Vol 56 (398) ◽

pp. 295

Author(s):

F. O'Hara

Keyword(s):

Orthocentric Tetrahedron

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The Semi-Orthocentric Tetrahedron

American Mathematical Monthly ◽

10.1080/00029890.1953.11988294 ◽

1953 ◽

Vol 60 (5) ◽

pp. 306-310 ◽

Cited By ~ 3

Author(s):

N. A. Court

Keyword(s):

Orthocentric Tetrahedron

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Notes on the Orthocentric Tetrahedron

American Mathematical Monthly ◽

10.1080/00029890.1934.11987633 ◽

1934 ◽

Vol 41 (8) ◽

pp. 499-502 ◽

Cited By ~ 1

Author(s):

N. A. Court

Keyword(s):

Orthocentric Tetrahedron

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The Law of Sines and Cosines of the Orthocentric Tetrahedron with 4-State and Its Substitution Algorithm—Application of Pythagorean Theorem of Four Dimensional Volume (Formula 6)

Pure Mathematics ◽

10.12677/pm.2019.910144 ◽

2019 ◽

Vol 09 (10) ◽

pp. 1174-1186 ◽

Cited By ~ 1

Author(s):

国伟蔡

Keyword(s):

Pythagorean Theorem ◽

Volume Formula ◽

The Law ◽

Orthocentric Tetrahedron

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Algorithm for Proving the Radius Coordinates of the Inscribed Sphere and 4-Surfaces and 6-Edge Line Escribed Spheres of the Orthocentric Tetrahedron—Application of Pythagorean Theorem of Four-Dimensional Volume (Formula 5)

Pure Mathematics ◽

10.12677/pm.2019.910141 ◽

2019 ◽

Vol 09 (10) ◽

pp. 1148-1158

Author(s):

国伟蔡

Keyword(s):

Pythagorean Theorem ◽

Volume Formula ◽

Orthocentric Tetrahedron

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Calculation of Radius, Circumcenter Coordinates and Distance of 15 Circumscribed Spheres of Pythagorean 4-State in an Orthocentric Tetrahedron—Application of Pythagorean Theorem of Four-Dimensional Volume (Formula 9)

Pure Mathematics ◽

10.12677/pm.2020.1011133 ◽

2020 ◽

Vol 10 (11) ◽

pp. 1115-1129

Author(s):

国伟蔡

Keyword(s):

Pythagorean Theorem ◽

Volume Formula ◽

Orthocentric Tetrahedron

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On the Orthocentric Tetrahedron

American Mathematical Monthly ◽

10.2307/2300881 ◽

1935 ◽

Vol 42 (10) ◽

pp. 603

Author(s):

R. Goormaghtigh

Keyword(s):

Orthocentric Tetrahedron

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Notes on the Orthocentric Tetrahedron

American Mathematical Monthly ◽

10.2307/2300415 ◽

1934 ◽

Vol 41 (8) ◽

pp. 499 ◽

Cited By ~ 4

Author(s):

N. A. Court

Keyword(s):

Orthocentric Tetrahedron

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The Semi-Orthocentric Tetrahedron

American Mathematical Monthly ◽

10.2307/2307395 ◽

1953 ◽

Vol 60 (5) ◽

pp. 306 ◽

Cited By ~ 1

Author(s):

N. A. Court

Keyword(s):

Orthocentric Tetrahedron

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