Recent content by ريمان

hi اهلاً I'm solve this problem befor some days by Series are you know arabic

hi tank you my lord yes my son try to be btter and he try to slove hard things

hi master integral my son is in secondrey school and he try to be good in math and he love math that he try to understan the Differential Equations can you help me to solve it

hi are you fine all i hope that today my son give me this problem to solve it but i can't can you solve Differential Equations are you can help me to solve it please:redface:

tank you very much you are so smart ريمان

are you mean the Earth is in spacetime not above spacetime like this http://www.blog.speculist.com/archives/spacetime.gif

hi waher is smart people in math any genis here

tank you is spactime like this http://www.blog.speculist.com/archives/spacetime.gif" is Earth above spacetime or in spacetime please help me this is very important informations for me yyyyyyyyyyyhooooooooooooo

is there anybody hire yahooooooo

hi every one I'm asked about the spacetime and his shape is spacetmie like the sea or waht? thank for everyone

hi is there anybody can solve this proplem

hi and whit is the soultions tank you

tank you master courtrigad I tray but I don't get it tank you

hi u.sin(u)du and you can use parts to compleat z=u ...dm=sin(u)du dz=du...m=-cos(u) = -u.cos(u)-INTEGRAL(-cos(u)du) after u=(1+x)^(1\2) and substitut by (1+x)^(1\2) tanks's

how I can slove this intergation ((e)^-x)\x) tank you