In geometry, the order-5 square tiling is a regular tiling of the hyperbolic plane. It has Schläfli symbol of {4,5}.

Order-5 square tiling
Poincaré disk model of the hyperbolic plane
Type	Hyperbolic regular tiling
Vertex configuration	45
Schläfli symbol	{4,5}
Wythoff symbol	5 | 4 2
Coxeter diagram
Symmetry group	[5,4], (*542)
Dual	Order-4 pentagonal tiling
Properties	Vertex-transitive, edge-transitive, face-transitive

More information Spherical ...

Spherical		Hyperbolic tilings v t e
{2,5}	{3,5}	{4,5}	{5,5}	{6,5}	{7,5}	{8,5}	...	{∞,5}

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This tiling is topologically related as a part of sequence of regular polyhedra and tilings with vertex figure (4ⁿ).

More information Spherical, Euclidean ...

*n42 symmetry mutation of regular tilings: {4,n} v t e
Spherical	Euclidean	Compact hyperbolic				Paracompact
{4,3}	{4,4}	{4,5}	{4,6}	{4,7}	{4,8}...	{4,∞}

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More information Symmetry: [5,4], (*542), [5,4]+, (542) ...

Uniform pentagonal/square tilings v t e
Symmetry: [5,4], (*542)							[5,4]+, (542)	[5+,4], (5*2)	[5,4,1+], (*552)
{5,4}	t{5,4}	r{5,4}	2t{5,4}=t{4,5}	2r{5,4}={4,5}	rr{5,4}	tr{5,4}	sr{5,4}	s{5,4}	h{4,5}
Uniform duals
V54	V4.10.10	V4.5.4.5	V5.8.8	V45	V4.4.5.4	V4.8.10	V3.3.4.3.5	V3.3.5.3.5	V55

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This hyperbolic tiling is related to a semiregular infinite skew polyhedron with the same vertex figure in Euclidean 3-space.

• John H. Conway, Heidi Burgiel, Chaim Goodman-Strauss, The Symmetries of Things 2008, ISBN 978-1-56881-220-5 (Chapter 19, The Hyperbolic Archimedean Tessellations)
• "Chapter 10: Regular honeycombs in hyperbolic space". The Beauty of Geometry: Twelve Essays. Dover Publications. 1999. ISBN 0-486-40919-8. LCCN 99035678.

Wikimedia Commons has media related to Order-5 square tiling.

• Square tiling
• Uniform tilings in hyperbolic plane
• List of regular polytopes
• Medial rhombic triacontahedron

• Weisstein, Eric W. "Hyperbolic tiling". MathWorld.
• Weisstein, Eric W. "Poincaré hyperbolic disk". MathWorld.
• Hyperbolic and Spherical Tiling Gallery
• KaleidoTile 3: Educational software to create spherical, planar and hyperbolic tilings
• Hyperbolic Planar Tessellations, Don Hatch

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