sites.google.com/view/kryptos...
sites.google.com/view/kryptos...
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members online (and print is showing up in mailboxes).
Andrew Simoson helps us build a trammel to construct a quadratrix!
@joinmaa.bsky.social
members online (and print is showing up in mailboxes).
Andrew Simoson helps us build a trammel to construct a quadratrix!
Maria, Katherine, and Michelle Nogin help us understand why some Rubik's curbs patterns are not possible. Read their article "Permutations in Rubik's Cubes" in the latest issue of Math Horizons.
Maria, Katherine, and Michelle Nogin help us understand why some Rubik's curbs patterns are not possible. Read their article "Permutations in Rubik's Cubes" in the latest issue of Math Horizons.