religious timekeepers
... that religious timekeepers employed by the Umayyad Mosque in Damascus included a 14th-century astronomer who proposed geocentric models mathematically identical to those later proposed by Copernicus?
... that <b id="mwBsM"><a href="./Muwaqqit" id="mwBsQ" rel="mw:WikiLink" title="Muwaqqit">religious timekeepers</a></b> employed by the <a href="./Umayyad_Mosque" id="mwBsU" rel="mw:WikiLink" title="Umayyad Mosque">Umayyad Mosque</a> <i id="mwBsY">(pictured)</i> in Damascus included <a href="./Ibn_al-Shatir" id="mwBsc" rel="mw:WikiLink" title="Ibn al-Shatir">a 14th-century astronomer</a> who proposed <a href="./Geocentric_model" id="mwBsg" rel="mw:WikiLink" title="Geocentric model">geocentric models</a> mathematically identical to those later proposed by <a href="./Nicolaus_Copernicus" id="mwBsk" rel="mw:WikiLink" title="Nicolaus Copernicus">Copernicus</a>?