Koba

Philadelphia, PA

Age: 23

Economics major with math concentration at Drexel. At the same time I am an athlete. I play basketball.

Jun
16
awarded Famous Question
Jun
16
awarded Popular Question
Jun
12
comment System of equations with complex numbers-circles
nice solution. Though one of the tags is algebra precalculus, so I would think there must be an easier way. I think it definitely has to do with finding the midway point between the centers of two circles.
Jun
12
comment System of equations with complex numbers-circles
Gotcha. I was writing an answer solving those by letting $z=a+bi$.
Jun
12
comment System of equations with complex numbers-circles
Why do you need the original circle equations?
Jun
11
accepted Using the definition of a concave function prove that $f(x)=4-x^2$ is concave (do not use derivative).
Jun
11
revised Using the definition of a concave function prove that $f(x)=4-x^2$ is concave (do not use derivative).
added 2 characters in body
Jun
9
comment Mcrypt extension is missing in 14.04 server for mysql
+1. Worked on my 14.04 aws Ubuntu
Jun
9
awarded Autobiographer
Jun
9
awarded Supporter
Jun
9
comment How to enable mod_rewrite in Apache?
Thats an important detail +1
Jun
8
awarded Teacher
Jun
8
answered What is a XML dataset?
Jun
8
awarded Supporter
May
2
comment Redraw chart on click on a mobile browser using jquery
Great. Works on mine phone too. Thanks.
May
2
accepted Redraw chart on click on a mobile browser using jquery
May
2
comment Redraw chart on click on a mobile browser using jquery
I see. I changed the code like you suggested. Let me know if it works for you. May I ask what browser are you using? Thanks.
May
2
comment Redraw chart on click on a mobile browser using jquery
Forgot to push latest commit which does not have that code. It was an attempt at using some JQuery mobile hack. Let me know if it still does not work.
May
2
asked Redraw chart on click on a mobile browser using jquery
Mar
30
awarded Self-Learner
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