PreTeXt 如何嵌入GEOGEBRA

/* @author: GeoGebra - Dynamic Mathematics for Everyone, http://www.geogebra.org @license: This file is subject to the GeoGebra Non-Commercial License Agreement, see http://www.geogebra.org/license. 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