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Subtractive (e.g. mixing paints or stacking filters), for example [white background + yellow filter + cyan filter = green] [1 1 1 + 0 0 -1 + -1 0 0 = 0 1 0]." }, { "@name":"creator", "@content":"Miriam English" }, { "@name":"translator", "@content":"Xeena VRML importer, X3D-Edit 3.1, https://www.web3d.org/x3d/content/README.X3D-Edit.html" }, { "@name":"translator", "@content":"Don Brutzman and MV4205 class" }, { "@name":"created", "@content":"6 May 2003" }, { "@name":"translated", "@content":"6 May 2003" }, { "@name":"modified", "@content":"20 October 2019" }, { "@name":"reference", "@content":"additive-subtractiveLight2.7May2003.x3d" }, { "@name":"reference", "@content":"http://www.rgbworld.com/color.html" }, { "@name":"Image", "@content":"AdditiveSubtractiveLight.png" }, { "@name":"subject", "@content":"additive subtractive light examples" }, { "@name":"identifier", "@content":"https://www.web3d.org/x3d/content/examples/Basic/development/AdditiveSubtractiveLight.x3d" }, { 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