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1.3.12

Farewell blogger...THE END (after 6 years & 5 months)

Este é o último post (neste local). 
Last post at blogger

12.2.12

10.2.12

It's up to you...


Google this:

sqrt(cos(x))*cos(300x)+sqrt(abs(x))-0.7)*(4-x*x)^0.01, sqrt(6-x^2), -sqrt(6-x^2) from -4.5 to 4.5
( via @Anonymous)