Archive for October, 2010

the hip-pocket vocab

scribd version… an old link i’d lost track of. doesn’t actually work; not here. god-damn it. try here (works as of now. this is infuriating.) fuck it. after a short while all i get is the fucking ads. sorry i brought it up.

FTI

i can never find the doggone thing and it comes up too seldom to’ve memorized. the grapher won’t do multiple graphs. Press [APPS} keySelect Transfrm from the menuPress 1: Uninstall (… “Now the Y= editor should return to the normal display.”) i’m throwing away the 6-year-old piece of paper with this info on it now. [...]

barry garelick on coverage of “singapore math” at core knowledge blog (spotted at KTM).

Part of my job (as I see it from here) is to break students of nasty habits like writing “+” when they mean “and”. Because, look. Suppose you know that A = B. Suppose you also know that C=D. You’d have to be pretty doggone obtuse to believe that you now know anything resembling A=B+C=D, [...]

… … . any luck? three different symbols, right? an equal-sign-that-didn’t-know-when-to-stop; a “left-and-right-arrow”; and a *double* leftrightarrow. right? okay. it appears to work on *this* set-up; no telling what *your* mileage looks like (just be sure that it *will* vary). these symbols, then. these symbols *all* stand for versions of “two things have the same [...]





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