3 lines
587 B
Plaintext
3 lines
587 B
Plaintext
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-(((-1 + Sqrt[1 + k^2/(c - I*k0)^2])*(c - I*k0)^2 - 2*(-1 + Sqrt[1 + k^2/(2*c - I*k0)^2])*(2*c - I*k0)^2 + (-1 + Sqrt[1 + k^2/(3*c - I*k0)^2])*(3*c - I*k0)^2)/(k^2*k0^2))
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SeriesData[k, Infinity, {(2*c^2)/k0^2, (-6*c^3)/k0^2 + ((3*I)*c^2)/k0, 0, -15*c^3 + (45*c^5)/(2*k0^2) - ((125*I)/4*c^4)/k0 + (5*I)/2*c^2*k0, 0, (-7*(138*c^7 - (301*I)*c^6*k0 - 270*c^5*k0^2 + (125*I)*c^4*k0^3 + 30*c^3*k0^4 - (3*I)*c^2*k0^5))/(8*k0^2), 0, (15*(3110*c^9 - (9075*I)*c^8*k0 - 11592*c^7*k0^2 + (8428*I)*c^6*k0^3 + 3780*c^5*k0^4 - (1050*I)*c^4*k0^5 - 168*c^3*k0^6 + (12*I)*c^2*k0^7))/(64*k0^2)}, 2, 11, 1]
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