Mercurial > hg > octave-nkf
comparison scripts/specfun/ellipke.m @ 20530:8c4317b8f7c5 stable
ellipke.m: Use correct definition of elliptic integral in documentation (bug #45522).
* ellipke.m: Replace 'm^2' with just 'm' in definitions of elliptic integrals.
author | Rik <rik@octave.org> |
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date | Fri, 10 Jul 2015 11:55:14 -0700 |
parents | 507ccf8f10ed |
children |
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20529:227d582fa300 | 20530:8c4317b8f7c5 |
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38 ## | 38 ## |
39 ## Elliptic integrals of the first kind are defined as | 39 ## Elliptic integrals of the first kind are defined as |
40 ## | 40 ## |
41 ## @tex | 41 ## @tex |
42 ## $$ | 42 ## $$ |
43 ## {\rm K} (m) = \int_0^1 {dt \over \sqrt{(1 - t^2) (1 - m^2 t^2)}} | 43 ## {\rm K} (m) = \int_0^1 {dt \over \sqrt{(1 - t^2) (1 - m t^2)}} |
44 ## $$ | 44 ## $$ |
45 ## @end tex | 45 ## @end tex |
46 ## @ifnottex | 46 ## @ifnottex |
47 ## | 47 ## |
48 ## @example | 48 ## @example |
49 ## @group | 49 ## @group |
50 ## 1 | 50 ## 1 |
51 ## / dt | 51 ## / dt |
52 ## K (m) = | ------------------------------ | 52 ## K (m) = | ------------------------------ |
53 ## / sqrt ((1 - t^2)*(1 - m^2*t^2)) | 53 ## / sqrt ((1 - t^2)*(1 - m*t^2)) |
54 ## 0 | 54 ## 0 |
55 ## @end group | 55 ## @end group |
56 ## @end example | 56 ## @end example |
57 ## | 57 ## |
58 ## @end ifnottex | 58 ## @end ifnottex |
59 ## | 59 ## |
60 ## Elliptic integrals of the second kind are defined as | 60 ## Elliptic integrals of the second kind are defined as |
61 ## | 61 ## |
62 ## @tex | 62 ## @tex |
63 ## $$ | 63 ## $$ |
64 ## {\rm E} (m) = \int_0^1 {\sqrt{1 - m^2 t^2} \over \sqrt{1 - t^2}} dt | 64 ## {\rm E} (m) = \int_0^1 {\sqrt{1 - m t^2} \over \sqrt{1 - t^2}} dt |
65 ## $$ | 65 ## $$ |
66 ## @end tex | 66 ## @end tex |
67 ## @ifnottex | 67 ## @ifnottex |
68 ## | 68 ## |
69 ## @example | 69 ## @example |
70 ## @group | 70 ## @group |
71 ## 1 | 71 ## 1 |
72 ## / sqrt (1 - m^2*t^2) | 72 ## / sqrt (1 - m*t^2) |
73 ## E (m) = | ------------------ dt | 73 ## E (m) = | ------------------ dt |
74 ## / sqrt (1 - t^2) | 74 ## / sqrt (1 - t^2) |
75 ## 0 | 75 ## 0 |
76 ## @end group | 76 ## @end group |
77 ## @end example | 77 ## @end example |