Changeset df89d77 in sasmodels


Ignore:
Timestamp:
Mar 20, 2017 12:39:44 PM (2 years ago)
Author:
Paul Kienzle <pkienzle@…>
Branches:
master, core_shell_microgels, costrafo411, magnetic_model, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests
Children:
3a45c2c
Parents:
4788822
Message:

fractal: fix inline equations; use alternate form of multiline equation that works with sascomp -html as well

File:
1 edited

Legend:

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  • sasmodels/models/fractal.py

    r4788822 rdf89d77  
    2020.. math:: 
    2121 
    22     P(q)&= F(qR_0)^2 
    23  
    24     F(q)&= \frac{3 (\sin x - x \cos x)}{x^3} 
    25  
    26     V_\text{particle} &= \frac{4}{3}\ \pi R_0 
    27  
     22    P(q)&= F(qR_0)^2 \\ 
     23    F(q)&= \frac{3 (\sin x - x \cos x)}{x^3} \\ 
     24    V_\text{particle} &= \frac{4}{3}\ \pi R_0 \\ 
    2825    S(q) &= 1 + \frac{D_f\  \Gamma\!(D_f-1)}{[1+1/(q \xi)^2\  ]^{(D_f -1)/2}} 
    2926    \frac{\sin[(D_f-1) \tan^{-1}(q \xi) ]}{(q R_0)^{D_f}} 
     
    3229is the fractal dimension, representing the self similarity of the structure.  
    3330Note that S(q) here goes negative if $D_f$ is too large, and the Gamma function  
    34 diverges at $D_f$=0 and $D_f$=1.   
     31diverges at $D_f=0$ and $D_f=1$. 
    3532 
    3633**Polydispersity on the radius is provided for.** 
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