Changeset 1352
- Timestamp:
- May 15, 2014 3:55:03 PM (9 years ago)
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
trunk/help/ParametricFitting.htm
r1351 r1352 1035 1035 the fit parameters from the fit and <i style='mso-bidi-font-style:normal'>their 1036 1036 estimated uncertainty</i> (<span class=SpellE>s.u</span>.) can be computed by 1037 defining one or more Òpseudo-variablesÓ(Pseudo <span class=SpellE>Vars</span>)1037 defining one or more "pseudo-variables" (Pseudo <span class=SpellE>Vars</span>) 1038 1038 Note that the covariance matrix from the fit is used to provide appropriate 1039 1039 treatment the correlation in parameters with respect to uncertainty … … 1174 1174 </v:shape><![endif]--><![if !vml]><img width=232 height=89 1175 1175 src="ParametricFitting_files/image008.png" align=right hspace=9 v:shapes="Picture_x0020_4"><![endif]>In 1176 this window, <b style='mso-bidi-font-weight:normal'>type a Python expression, Òb/cÓ,</b>1176 this window, <b style='mso-bidi-font-weight:normal'>type a Python expression, "b/c",</b> 1177 1177 but note that the variables <b style='mso-bidi-font-weight:normal'>c</b> and <b 1178 1178 style='mso-bidi-font-weight:normal'>b</b> here are arbitrary labels. After … … 1315 1315 1316 1316 <p class=MsoListParagraphCxSpMiddle><b style='mso-bidi-font-weight:normal'>Press 1317 the ÒsÓkey</b> inside the plot to <b style='mso-bidi-font-weight:normal'>select1317 the "s" key</b> inside the plot to <b style='mso-bidi-font-weight:normal'>select 1318 1318 Temperature</b> as the x-axis. </p> 1319 1319 … … 1415 1415 minor-latin'><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> 1416 1416 </span></span></span></b><![endif]><b style='mso-bidi-font-weight:normal'>Click 1417 the menu button</b> to select a dependent variable for ÒyÓ. From the phase list,1417 the menu button</b> to select a dependent variable for "y". From the phase list, 1418 1418 select the unit cell volume for the CuCr<sub>2</sub>O<sub>4</sub> phase, <b 1419 1419 style='mso-bidi-font-weight:normal'>click on </b><b style='mso-bidi-font-weight: … … 1449 1449 style='mso-list:Ignore'>3.<span style='font:7.0pt "Times New Roman"'> 1450 1450 </span></span></span><![endif]>Now we <b style='mso-bidi-font-weight:normal'>enter 1451 the equation</b> using Python syntax, which is simply Ò<b style='mso-bidi-font-weight:1452 normal'><span style='font-family:Courier'>m*x + b</span></b> Ó, note that the1451 the equation</b> using Python syntax, which is simply "<b style='mso-bidi-font-weight: 1452 normal'><span style='font-family:Courier'>m*x + b</span></b>", note that the 1453 1453 use of spaces and the choice of labels is arbitrary. If one were to accidentally 1454 leave out the Ò<span style='font-family:Courier'>*</span>Ó and typed Ò<span1455 style='font-family:Courier'>mx</span> Óthen that would be considered a label,1456 if Ò<span style='font-family:Courier'>m x</span>Ówere typed, an error message1454 leave out the "<span style='font-family:Courier'>*</span>" and typed "<span 1455 style='font-family:Courier'>mx</span>" then that would be considered a label, 1456 if "<span style='font-family:Courier'>m x</span>" were typed, an error message 1457 1457 would be displayed. </p> 1458 1458 … … 1773 1773 for temperatures less than <span style='font-family:Courier'>t0</span> and a critical 1774 1774 phenomenon formulism [(t-t<sub>0</sub>)<sup>-a</sup>] for temperatures above <span 1775 style='font-family:Courier'>t0</span>. To do this we use the Python syntax Ò<span1776 style='font-family:Courier'>x1 if <span class=SpellE>testexp</span> else x2</span> Ó1775 style='font-family:Courier'>t0</span>. To do this we use the Python syntax "<span 1776 style='font-family:Courier'>x1 if <span class=SpellE>testexp</span> else x2</span>" 1777 1777 which is <span style='font-family:Courier'>x1</span> where the test expression (<span 1778 1778 class=SpellE><span style='font-family:Courier'>testexp</span></span> here) is <span
Note: See TracChangeset
for help on using the changeset viewer.