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56  <div class="section" id="multiplicationmodel">
57<h1>MultiplicationModel<a class="headerlink" href="#multiplicationmodel" title="Permalink to this headline">¶</a></h1>
58<div class="section" id="module-sans.models.MultiplicationModel">
59<span id="sans-models-multiplicationmodel"></span><h2><a class="reference internal" href="#module-sans.models.MultiplicationModel"><tt class="xref py py-mod docutils literal"><span class="pre">sans.models.MultiplicationModel</span></tt></a><a class="headerlink" href="#module-sans.models.MultiplicationModel" title="Permalink to this headline">¶</a></h2>
60<dl class="class">
61<dt id="sans.models.MultiplicationModel.MultiplicationModel">
62<em class="property">class </em><tt class="descclassname">sans.models.MultiplicationModel.</tt><tt class="descname">MultiplicationModel</tt><big>(</big><em>p_model</em>, <em>s_model</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel" title="Permalink to this definition">¶</a></dt>
63<dd><p>Bases: <a class="reference internal" href="BaseComponent.html#sans.models.BaseComponent.BaseComponent" title="sans.models.BaseComponent.BaseComponent"><tt class="xref py py-class docutils literal"><span class="pre">sans.models.BaseComponent.BaseComponent</span></tt></a></p>
64<p>Use for P(Q)*S(Q); function call must be in the order of P(Q) and then S(Q):
65The model parameters are combined from both models, P(Q) and S(Q), except 1) &#8216;effect_radius&#8217; of S(Q)
66which will be calculated from P(Q) via calculate_ER(),
67and 2) &#8216;scale&#8217; in P model which is synchronized w/ volfraction in S
68then P*S is multiplied by a new param, &#8216;scale_factor&#8217;.
69The polydispersion is applicable only to P(Q), not to S(Q).
70Note: P(Q) refers to &#8216;form factor&#8217; model while S(Q) does to &#8216;structure factor&#8217;.</p>
71<dl class="method">
72<dt id="sans.models.MultiplicationModel.MultiplicationModel.calculate_ER">
73<tt class="descname">calculate_ER</tt><big>(</big><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.calculate_ER" title="Permalink to this definition">¶</a></dt>
74<dd></dd></dl>
75
76<dl class="method">
77<dt id="sans.models.MultiplicationModel.MultiplicationModel.clone">
78<tt class="descname">clone</tt><big>(</big><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.clone" title="Permalink to this definition">¶</a></dt>
79<dd>Returns a new object identical to the current object</dd></dl>
80
81<dl class="method">
82<dt id="sans.models.MultiplicationModel.MultiplicationModel.evalDistribution">
83<tt class="descname">evalDistribution</tt><big>(</big><em>x=</em><span class="optional">[</span><span class="optional">]</span><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.evalDistribution" title="Permalink to this definition">¶</a></dt>
84<dd>Evaluate the model in cartesian coordinates
85&#64;param x: input q[], or [qx[], qy[]]
86&#64;return: scattering function P(q[])</dd></dl>
87
88<dl class="method">
89<dt id="sans.models.MultiplicationModel.MultiplicationModel.fill_description">
90<tt class="descname">fill_description</tt><big>(</big><em>p_model</em>, <em>s_model</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.fill_description" title="Permalink to this definition">¶</a></dt>
91<dd>Fill the description for P(Q)*S(Q)</dd></dl>
92
93<dl class="method">
94<dt id="sans.models.MultiplicationModel.MultiplicationModel.getDispParamList">
95<tt class="descname">getDispParamList</tt><big>(</big><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.getDispParamList" title="Permalink to this definition">¶</a></dt>
96<dd>Return a list of all available parameters for the model</dd></dl>
97
98<dl class="method">
99<dt id="sans.models.MultiplicationModel.MultiplicationModel.getParam">
100<tt class="descname">getParam</tt><big>(</big><em>name</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.getParam" title="Permalink to this definition">¶</a></dt>
101<dd><p>Set the value of a model parameter</p>
102<table class="docutils field-list" frame="void" rules="none">
103<col class="field-name" />
104<col class="field-body" />
105<tbody valign="top">
106<tr class="field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first last simple">
107<li><strong>name</strong> &#8211; name of the parameter</li>
108</ul>
109</td>
110</tr>
111</tbody>
112</table>
113</dd></dl>
114
115<dl class="method">
116<dt id="sans.models.MultiplicationModel.MultiplicationModel.getParamList">
117<tt class="descname">getParamList</tt><big>(</big><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.getParamList" title="Permalink to this definition">¶</a></dt>
118<dd>Return a list of all available parameters for the model</dd></dl>
119
120<dl class="method">
121<dt id="sans.models.MultiplicationModel.MultiplicationModel.getParamListWithToken">
122<tt class="descname">getParamListWithToken</tt><big>(</big><em>token</em>, <em>member</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.getParamListWithToken" title="Permalink to this definition">¶</a></dt>
123<dd></dd></dl>
124
125<dl class="method">
126<dt id="sans.models.MultiplicationModel.MultiplicationModel.getParamWithToken">
127<tt class="descname">getParamWithToken</tt><big>(</big><em>name</em>, <em>token</em>, <em>member</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.getParamWithToken" title="Permalink to this definition">¶</a></dt>
128<dd></dd></dl>
129
130<dl class="method">
131<dt id="sans.models.MultiplicationModel.MultiplicationModel.is_fittable">
132<tt class="descname">is_fittable</tt><big>(</big><em>par_name</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.is_fittable" title="Permalink to this definition">¶</a></dt>
133<dd><p>Check if a given parameter is fittable or not</p>
134<table class="docutils field-list" frame="void" rules="none">
135<col class="field-name" />
136<col class="field-body" />
137<tbody valign="top">
138<tr class="field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first last simple">
139<li><strong>par_name</strong> &#8211; the parameter name to check</li>
140</ul>
141</td>
142</tr>
143</tbody>
144</table>
145</dd></dl>
146
147<dl class="method">
148<dt id="sans.models.MultiplicationModel.MultiplicationModel.run">
149<tt class="descname">run</tt><big>(</big><em>x=0.0</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.run" title="Permalink to this definition">¶</a></dt>
150<dd>Evaluate the model
151&#64;param x: input q-value (float or [float, float] as [r, theta])
152&#64;return: (DAB value)</dd></dl>
153
154<dl class="method">
155<dt id="sans.models.MultiplicationModel.MultiplicationModel.runXY">
156<tt class="descname">runXY</tt><big>(</big><em>x=0.0</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.runXY" title="Permalink to this definition">¶</a></dt>
157<dd>Evaluate the model
158&#64;param x: input q-value (float or [float, float] as [qx, qy])
159&#64;return: DAB value</dd></dl>
160
161<dl class="method">
162<dt id="sans.models.MultiplicationModel.MultiplicationModel.setParam">
163<tt class="descname">setParam</tt><big>(</big><em>name</em>, <em>value</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.setParam" title="Permalink to this definition">¶</a></dt>
164<dd><p>Set the value of a model parameter</p>
165<p>&#64;param name: name of the parameter
166&#64;param value: value of the parameter</p>
167</dd></dl>
168
169<dl class="method">
170<dt id="sans.models.MultiplicationModel.MultiplicationModel.setParamWithToken">
171<tt class="descname">setParamWithToken</tt><big>(</big><em>name</em>, <em>value</em>, <em>token</em>, <em>member</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.setParamWithToken" title="Permalink to this definition">¶</a></dt>
172<dd></dd></dl>
173
174<dl class="method">
175<dt id="sans.models.MultiplicationModel.MultiplicationModel.set_dispersion">
176<tt class="descname">set_dispersion</tt><big>(</big><em>parameter</em>, <em>dispersion</em><big>)</big><a class="headerlink" href="#sans.models.MultiplicationModel.MultiplicationModel.set_dispersion" title="Permalink to this definition">¶</a></dt>
177<dd>Set the dispersion object for a model parameter
178&#64;param parameter: name of the parameter [string]
179&#64;dispersion: dispersion object of type DispersionModel</dd></dl>
180
181</dd></dl>
182
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