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goformit100 Group TitleBest ResponseYou've already chosen the best response.0
its easy, take inequality in use
 2 years ago

lgbasallote Group TitleBest ResponseYou've already chosen the best response.1
there was once a famous quote..."one must go left to turn right"
 2 years ago

M7MAD Group TitleBest ResponseYou've already chosen the best response.1
I know how to get the left side but I am having a hard time to get the right one :)
 2 years ago

lgbasallote Group TitleBest ResponseYou've already chosen the best response.1
this is proving yes?
 2 years ago

M7MAD Group TitleBest ResponseYou've already chosen the best response.1
no , i am trying to solve a fourier series of sawtooth function. and this bn coefficient
 2 years ago

lgbasallote Group TitleBest ResponseYou've already chosen the best response.1
hmm interesting
 2 years ago

lgbasallote Group TitleBest ResponseYou've already chosen the best response.1
i believe this is @hartnn 's specialty yes?
 2 years ago

M7MAD Group TitleBest ResponseYou've already chosen the best response.1
I am new i do not know nobody in here :(
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
speciality ? no. M7, what is cos pi = ?
 2 years ago

M7MAD Group TitleBest ResponseYou've already chosen the best response.1
just have a look to this example in wikibidia http://en.wikipedia.org/wiki/Fourier_series
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
what is cos pi ?
 2 years ago

M7MAD Group TitleBest ResponseYou've already chosen the best response.1
cos pi ? it's 1 ..
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
and cos 2pi = ?
 2 years ago

M7MAD Group TitleBest ResponseYou've already chosen the best response.1
:) .. well what is your point ?
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
see the pattern .... cos n*pi = ?
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
cos 1pi = 1 cos 2pi = 1 cos 3pi = 1 cos 4pi = 1
 2 years ago

M7MAD Group TitleBest ResponseYou've already chosen the best response.1
yeah i see it's 1,1,1 and so on
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
so cos n*pi= ?
 2 years ago

M7MAD Group TitleBest ResponseYou've already chosen the best response.1
Under which topic in math can i find such examples ..
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
just use generalization : cos n*pi = \(\huge (1)^n\)
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
when i put 1, i get 1, when i put n=2, i get +1 and so o n
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
and cos (n*pi) = (1)(1)^n = ?
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.0
and i think sin n*pi will be easier for you to figure out
 2 years ago

M7MAD Group TitleBest ResponseYou've already chosen the best response.1
Hartnn thank you so much, you saved my life :)
 2 years ago
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