||'''Book'''|| Advanced Engineering Mathematics ||
 ||'''Author'''|| Erwin Kreyszig ||
 ||'''Edition'''|| 8th Edition ||

/* code_begins */

{{{
a0,an,n,bn=var('a0,an,n,bn')
a0=1/(2*2)*(integral(-x,x,-2,0)+integral(x,x,0,2))
print 'a0=',a0
an=1/2*integral(-x*cos(n*x*pi/2),x,-2,0)+integral(x*cos(n*x*pi/2),x,0,2)
print 'an=',an
bn=1/2*integral(-x*sin(n*x*pi/2),x,-2,0)+integral(x*sin(n*x*pi/2),x,0,2)
print 'bn=',bn
}}}

/* code_ends */

 * '''Solution by''': 
   * Snehal Mitragotri, Ex-student, IIT Roorkee
   * Aashita Kesarwani, Student, IIT Roorkee
   * Tale PrafullKumar, Student, IIT Roorkee