Search This Formula at Google5 points·by j_camarena·15 anni fa·2 commentssqrt(cos(x))cos(200 x)+sqrt(abs(x))-0.7)(4-x*x)^0.01,sqrt(9-x^2), -sqrt(9-x^2) from -4.5 to 4.51 commentsPost comment[–]robyates·15 anni fareplyMust save that for valentine's day.[–]fauldsh·15 anni fareplyhttp://www.wolframalpha.com/input/?i=batman+function