can you give some hints to prove the following:
|1-exp(i theta)|>=2|theta|/pi whenever -pi<=theta<=pi
thank you in advance
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i had read some latex tutors on this forum and this is the inequality above:
Recall Euler's formula:
Last edited by Also sprach Zarathustra; Jul 18th 2010 at 11:02 AM.
ok, i could arrive at:
but how can i extract the term from the above equation?
Last edited by elfizia2001; Jul 23rd 2010 at 10:16 AM.
please any ideas to solve the above problem?
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