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Screensize: 640 x 480 800 x 600 1024 x 768 1280 x 1024 UserName: Password: Anti-Spam Code: Format Mode: Basic  Help  Prompt  Format: Font Andale Mono Arial Arial Black Book Antiqua Century Gothic Comic Sans MS Courier New Georgia Impact Lucida Console Script MT Bold Stencil Tahoma Times New Roman Trebuchet MS Verdana   Size 1 2 3 4 5 6   Color Black Red Yellow Pink Green Orange Purple Blue Beige Brown Teal Navy Maroon LimeGreen Forum: LabTalk Forum Subject: Message: * HTML is OFF * Forum Code is ON Smilies How to create a new differential equation fitting function using Origin (as shown in the figure), and use a scripting language to perform global fitting on multiple sets of data (four sets of data, respectively in the first to the fourth workbooks, each workbook has two columns, the first column is the independent variable and the second column is the dependent variable), to obtain the values fitting A and b.[img]https://my.originlab.com/ftp/forum_and_kbase/Images/fasjfhdaskjhfjaskhdjk.png[/img]   Check here to subscribe to this topic.