broken diagonal
pandiagonal
bimagic square
mucube
compony
geomagic square
rank
quincunx
alphamagic square
quadrantally
pandiagonal magic square
Latin square
magic constant
tesseract
squared
4-cube
trimagic square
triangle
magic cube
bisymmetric
panmagic
Greco-Latin square
magic square
identity matrix
diameter
checked
egg-crating
chequered
checkered
witch of Agnesi
chessboard
checker
parallel
pentacube
diabolic
prism
square matrix
check
Parker square
centerline
prime reciprocal magic square
circumference
T-square
interquadrant
parallel postulate
space-filling curve
surfel
Cartesian grid
diam
quadrantile
de Bruijn-Erdős theorem
tetrahemihexahedron
file
Voronoi diagram
semiregular tessellation
equidiagonal
domino
persymmetric
foursquare
dumbbell curve
Pythagorean theorem
flexatube
nonahedron
configuration
rectahedron
antiparallel
Keller's conjecture
hemicube
nurikabe
most-perfect magic square
square up
gridsquare
lignel
muoctahedron
cuboid
polycube
bimedial
neusis
Hankel matrix
cube
square
trace
revestu
supersquare
cubic
planoconvex
diagonalized
domsliced
complex projective line
monostratification
nonant
scalar matrix
square foot
checkerboard
equianharmonic
bimagic
square annulus