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28
Mathieu Functions and Hill’s Equation
Mathieu Functions of Integer Order
28.2
Definitions and Basic Properties
28.4
Fourier Series
§28.3
Graphics
ⓘ
Keywords:
Mathieu functions
,
graphics
Permalink:
http://dlmf.nist.gov/28.3
See also:
Annotations for
Ch.28
Contents
§28.3(i)
Line Graphs: Mathieu Functions with Fixed
q
and Variable
x
§28.3(ii)
Surfaces: Mathieu Functions with Variable
x
and
q
§28.3(i)
Line Graphs: Mathieu Functions with Fixed
q
and Variable
x
ⓘ
Notes:
Figures
28.3.1
–
28.3.8
were produced at NIST.
Permalink:
http://dlmf.nist.gov/28.3.i
See also:
Annotations for
§28.3
and
Ch.28
Even
π
-Periodic Solutions
ⓘ
See also:
Annotations for
§28.3(i)
,
§28.3
and
Ch.28
Figure 28.3.1:
ce
2
n
(
x
,
1
)
for
0
≤
x
≤
π
/
2
,
n
=
0
,
1
,
2
,
3
.
Magnify
ⓘ
Symbols:
ce
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
n
: integer
and
x
: real variable
Referenced by:
§28.3(i)
Permalink:
http://dlmf.nist.gov/28.3.F1
Encodings:
pdf
,
png
See also:
Annotations for
§28.3(i)
,
§28.3(i)
,
§28.3
and
Ch.28
Figure 28.3.2:
ce
2
n
(
x
,
10
)
for
0
≤
x
≤
π
/
2
,
n
=
0
,
1
,
2
,
3
.
Magnify
ⓘ
Symbols:
ce
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
n
: integer
and
x
: real variable
Permalink:
http://dlmf.nist.gov/28.3.F2
Encodings:
pdf
,
png
See also:
Annotations for
§28.3(i)
,
§28.3(i)
,
§28.3
and
Ch.28
Even
π
-Antiperiodic Solutions
ⓘ
See also:
Annotations for
§28.3(i)
,
§28.3
and
Ch.28
Figure 28.3.3:
ce
2
n
+
1
(
x
,
1
)
for
0
≤
x
≤
π
/
2
,
n
=
0
,
1
,
2
,
3
.
Magnify
ⓘ
Symbols:
ce
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
n
: integer
and
x
: real variable
Permalink:
http://dlmf.nist.gov/28.3.F3
Encodings:
pdf
,
png
See also:
Annotations for
§28.3(i)
,
§28.3(i)
,
§28.3
and
Ch.28
Figure 28.3.4:
ce
2
n
+
1
(
x
,
10
)
for
0
≤
x
≤
π
/
2
,
n
=
0
,
1
,
2
,
3
.
Magnify
ⓘ
Symbols:
ce
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
n
: integer
and
x
: real variable
Permalink:
http://dlmf.nist.gov/28.3.F4
Encodings:
pdf
,
png
See also:
Annotations for
§28.3(i)
,
§28.3(i)
,
§28.3
and
Ch.28
Odd
π
-Antiperiodic Solutions
ⓘ
See also:
Annotations for
§28.3(i)
,
§28.3
and
Ch.28
Figure 28.3.5:
se
2
n
+
1
(
x
,
1
)
for
0
≤
x
≤
π
/
2
,
n
=
0
,
1
,
2
,
3
.
Magnify
ⓘ
Symbols:
se
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
n
: integer
and
x
: real variable
Permalink:
http://dlmf.nist.gov/28.3.F5
Encodings:
pdf
,
png
See also:
Annotations for
§28.3(i)
,
§28.3(i)
,
§28.3
and
Ch.28
Figure 28.3.6:
se
2
n
+
1
(
x
,
10
)
for
0
≤
x
≤
π
/
2
,
n
=
0
,
1
,
2
,
3
.
Magnify
ⓘ
Symbols:
se
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
n
: integer
and
x
: real variable
Permalink:
http://dlmf.nist.gov/28.3.F6
Encodings:
pdf
,
png
See also:
Annotations for
§28.3(i)
,
§28.3(i)
,
§28.3
and
Ch.28
Odd
π
-Periodic Solutions
ⓘ
See also:
Annotations for
§28.3(i)
,
§28.3
and
Ch.28
Figure 28.3.7:
se
2
n
(
x
,
1
)
for
0
≤
x
≤
π
/
2
,
n
=
1
,
2
,
3
,
4
.
Magnify
ⓘ
Symbols:
se
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
n
: integer
and
x
: real variable
Permalink:
http://dlmf.nist.gov/28.3.F7
Encodings:
pdf
,
png
See also:
Annotations for
§28.3(i)
,
§28.3(i)
,
§28.3
and
Ch.28
Figure 28.3.8:
se
2
n
(
x
,
10
)
for
0
≤
x
≤
π
/
2
,
n
=
1
,
2
,
3
,
4
.
Magnify
ⓘ
Symbols:
se
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
n
: integer
and
x
: real variable
Referenced by:
§28.3(i)
Permalink:
http://dlmf.nist.gov/28.3.F8
Encodings:
pdf
,
png
See also:
Annotations for
§28.3(i)
,
§28.3(i)
,
§28.3
and
Ch.28
For further graphs see
Jahnke
et al.
(
1966
, pp. 264–265 and 268–275)
.
§28.3(ii)
Surfaces: Mathieu Functions with Variable
x
and
q
ⓘ
Keywords:
Mathieu functions
,
graphics
Notes:
Figures
28.3.9
–
28.3.13
were produced at NIST.
Permalink:
http://dlmf.nist.gov/28.3.ii
See also:
Annotations for
§28.3
and
Ch.28
Figure 28.3.9:
ce
0
(
x
,
q
)
for
0
≤
x
≤
2
π
,
0
≤
q
≤
10
.
Magnify
3D
Help
ⓘ
Symbols:
ce
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
q
=
h
2
: parameter
and
x
: real variable
Referenced by:
§28.3(ii)
Permalink:
http://dlmf.nist.gov/28.3.F9
Encodings:
Vizualization
,
pdf
,
png
See also:
Annotations for
§28.3(ii)
,
§28.3
and
Ch.28
Figure 28.3.10:
se
1
(
x
,
q
)
for
0
≤
x
≤
2
π
,
0
≤
q
≤
10
.
Magnify
3D
Help
ⓘ
Symbols:
se
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
q
=
h
2
: parameter
and
x
: real variable
Permalink:
http://dlmf.nist.gov/28.3.F10
Encodings:
Vizualization
,
pdf
,
png
See also:
Annotations for
§28.3(ii)
,
§28.3
and
Ch.28
Figure 28.3.11:
ce
1
(
x
,
q
)
for
0
≤
x
≤
2
π
,
0
≤
q
≤
10
.
Magnify
3D
Help
ⓘ
Symbols:
ce
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
q
=
h
2
: parameter
and
x
: real variable
Permalink:
http://dlmf.nist.gov/28.3.F11
Encodings:
Vizualization
,
pdf
,
png
See also:
Annotations for
§28.3(ii)
,
§28.3
and
Ch.28
Figure 28.3.12:
se
2
(
x
,
q
)
for
0
≤
x
≤
2
π
,
0
≤
q
≤
10
.
Magnify
3D
Help
ⓘ
Symbols:
se
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
q
=
h
2
: parameter
and
x
: real variable
Permalink:
http://dlmf.nist.gov/28.3.F12
Encodings:
Vizualization
,
pdf
,
png
See also:
Annotations for
§28.3(ii)
,
§28.3
and
Ch.28
Figure 28.3.13:
ce
2
(
x
,
q
)
for
0
≤
x
≤
2
π
,
0
≤
q
≤
10
.
Magnify
3D
Help
ⓘ
Symbols:
ce
n
(
z
,
q
)
: Mathieu function
,
π
: the ratio of the circumference of a circle to its diameter
,
q
=
h
2
: parameter
and
x
: real variable
Referenced by:
§28.3(ii)
Permalink:
http://dlmf.nist.gov/28.3.F13
Encodings:
Vizualization
,
pdf
,
png
See also:
Annotations for
§28.3(ii)
,
§28.3
and
Ch.28