Archive for February, 2010
is whether a circle is round. in a paper by erdos published in kurdish a counter-example is found. a question both real and complex is whether a sphere is convex the problem’s proposer the famed leo moser believes it depends on the sex. or so i’ve read somewhere. lucky for you, that’s all i’ve memorized. [...]
z:= x+yi w:= a+bi zw = (xa-yb) + (xb+ya)i u:= xa-yb v:= xb+ya f(z)+f(w) = f(z+w) trivially. PS
s:= [1^2, 2^2, 3^2, 4^2, ...]= [1,4,9,16,...]= [n^2]_(n \in \Bbb N). =: “\Bbb N” NB: 0 \in \Bbb N. ****************************************** S := x + 4x^2 + 9x^3 + … () ****************************************** (1-x)*S = x + 3x^2 + 5x^3 + 7x^4 + … (1-x)^2*S = x + 2x^2 + 2x^3 + 2x^4 + … (1-x)^3*S = [...]
(pdf) “the worst test in the world” (ssat), by jesse spooneye! fuchs. tic-tac-totality and elucidation. this guy is unstoppable.
“… the 400 year battle from 1200 to 1600 between the Church and science in which the Church tried by decree laws, torture and death to prevent the lay use of the cipher in calculations. For the cipher or zero,— brought to our civilization by the Arabs from the Hindus, along with their simple numerals [...]
dy/dan’s geometry course.
cotton socks edition of ten cheap lessons. Ξ meets sue v at the joint meetings.
le radical galoisien on singapore math in KTM. gatto mentioned favorably.
Owen “Vlorbik” Thomas
Open A Vein (homepage)
Math 151 posts
e-mail: vlorbik@gmail.comW'press login.
More mathy stuff by me:
Lectures Without Words (drawings mostly)
Vlorbik On Math Ed ('07—'09)
Community College Calculus (S '09)
Math 148: Precalculus (W '09)
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Listserv posts: amte (11/98—8/00)... math-teach (6/05—11/06)
