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3.7.E15
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MaRDI QID
Q1321
Label: 3.7.E15
Digital Library of Mathematical Functions ID
3.7.E15
d
2
w
k
d
x
2
+
(
Ξ»
k
-
q
β’
(
x
)
)
β’
w
k
=
0
,
derivative
subscript
π€
π
π₯
2
subscript
π
π
π
π₯
subscript
π€
π
0
{\displaystyle{\displaystyle\frac{{\mathrm{d}}^{2}w_{k}}{{\mathrm{d}x}^{2}}+(% \lambda_{k}-q(x))w_{k}=0,}}
Constraint(s)
Symbols List
d
f
d
x
derivative
π
π₯
{\displaystyle{\displaystyle\frac{\mathrm{d}\NVar{f}}{\mathrm{d}\NVar{x}}}}
: derivative of $$f$$ with respect to $$x$$
w
β’
(
z
)
π€
π§
{\displaystyle{\displaystyle w(z)}}
: function
q
β’
(
x
)
π
π₯
{\displaystyle{\displaystyle q(x)}}
: real-valued function
Ξ»
k
subscript
π
π
{\displaystyle{\displaystyle\lambda_{k}}}
: eigenvalues
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