the theorem that for any continuous transformation of a circle into itself, including its boundary, there is at least one point that is mapped to itself.
Brouwer fixed point theoremis always a great word to know.
So is ort. Does it mean:
So is interrobang. Does it mean:
So is flibbertigibbet. Does it mean:
a scrap or morsel of food left at a meal.
the offspring of a zebra and a donkey.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.