Changeset 40a87fa in sasmodels for sasmodels/models/pringle.py
- Timestamp:
- Aug 8, 2016 11:24:11 AM (8 years ago)
- Branches:
- master, core_shell_microgels, costrafo411, magnetic_model, release_v0.94, release_v0.95, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests
- Children:
- 2472141
- Parents:
- 2d65d51
- File:
-
- 1 edited
Legend:
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sasmodels/models/pringle.py
rc047acf r40a87fa 31 31 $d$ and $R$ are the "pringle" thickness and radius respectively, $\alpha$ and 32 32 $\beta$ are the two curvature parameters, and $J_n$ is the n\ :sup:`th` order 33 Bessel function of the first kind. 33 Bessel function of the first kind. 34 34 35 35 .. figure:: img/pringles_fig1.png … … 79 79 def ER(radius, thickness, alpha, beta): 80 80 """ 81 81 Return equivalent radius (ER) 82 82 """ 83 83 ddd = 0.75 * radius * (2 * radius * thickness + (thickness + radius) \
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