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Formula:9804

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Digital Library of Mathematical Functions ID 31.14.E1

d 2 w d z 2 + ( ∑ j = 1 N γ j z - a j ) ⁢ d w d z + ( ∑ j = 1 N q j z - a j ) ⁢ w = 0 , derivative 𝑤 𝑧 2 superscript subscript 𝑗 1 𝑁 subscript 𝛾 𝑗 𝑧 subscript 𝑎 𝑗 derivative 𝑤 𝑧 superscript subscript 𝑗 1 𝑁 subscript 𝑞 𝑗 𝑧 subscript 𝑎 𝑗 𝑤 0 {\displaystyle{\displaystyle{\frac{{\mathrm{d}}^{2}w}{{\mathrm{d}z}^{2}}+\left% (\sum_{j=1}^{N}\frac{\gamma_{j}}{z-a_{j}}\right)\frac{\mathrm{d}w}{\mathrm{d}z% }+\left(\sum_{j=1}^{N}\frac{q_{j}}{z-a_{j}}\right)w=0},}}


Constraint(s)

∑ j = 1 N q j = 0 superscript subscript 𝑗 1 𝑁 subscript 𝑞 𝑗 0 {\displaystyle{\displaystyle\sum_{j=1}^{N}q_{j}=0}}

Symbols List

  • d f d x derivative 𝑓 𝑥 {\displaystyle{\displaystyle\frac{\mathrm{d}\NVar{f}}{\mathrm{d}\NVar{x}}}} : derivative of $$f$$ with respect to $$x$$
  • z 𝑧 {\displaystyle{\displaystyle z}} : complex variable
  • γ 𝛾 {\displaystyle{\displaystyle\gamma}} : real or complex parameter
  • j 𝑗 {\displaystyle{\displaystyle j}} : nonnegative integer
  • a 𝑎 {\displaystyle{\displaystyle a}} : complex parameter
  • q 𝑞 {\displaystyle{\displaystyle q}} : real or complex parameter
  • N + 1 𝑁 1 {\displaystyle{\displaystyle N+1}} : number of singularities
  •  Edit this on Wikidata

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