Question: The sheet attached shows a contradiction emergency assistence required


 

op(2, -(1/4)*z^2-(1/18*I)*z^3+(1/96)*z^4+(1/600*I)*z^5-(1/4320)*z^6-(1/35280*I)*z^7+(1/322560)*z^8+(1/3265920*I)*z^9-(1/36288000)*z^10-(1/439084800*I)*z^11+O(z^12))

-((1/18)*I)*z^3

(1)

op(2, series(Ei(I*z)-gamma-ln(z)-I*csgn(I*z)*Pi-I*z, z, 12))

2

(2)

series(Ei(I*z)-gamma-ln(z)-I*csgn(I*z)*Pi-I*z, z, 12)

series(-(1/4)*z^2-((1/18)*I)*z^3+(1/96)*z^4+((1/600)*I)*z^5-(1/4320)*z^6-((1/35280)*I)*z^7+(1/322560)*z^8+((1/3265920)*I)*z^9-(1/36288000)*z^10-((1/439084800)*I)*z^11+O(z^12),z,12)

(3)

is(series(Ei(I*z)-gamma-ln(z)-I*csgn(I*z)*Pi-I*z, z, 12) = -(1/4)*z^2-(1/18*I)*z^3+(1/96)*z^4+(1/600*I)*z^5-(1/4320)*z^6-(1/35280*I)*z^7+(1/322560)*z^8+(1/3265920*I)*z^9-(1/36288000)*z^10-(1/439084800*I)*z^11+O(z^12))

false

(4)

``


 

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