Source

beamer / base / beamerbasearticle.sty

Diff from to

File base/beamerbasearticle.sty

 \newif\ifbeamer@articleactive
 \beamer@articleactivefalse
 
+\newif\ifbeamer@amssymb
+\beamer@amssymbtrue
+
 \DeclareOption{utf8}{\beamer@articleutftrue}
 \DeclareOption{hyperref}{\beamer@articlehyperreftrue}
 \DeclareOption{noxcolor}{\beamer@articlexcolorfalse}
 \DeclareOption{nodefaultblocks}{\beamer@blocksfalse}% obsolete. use notheorems
 \DeclareOption{notheorems}{\beamer@blocksfalse}
 \DeclareOption{noamsthm}{\beamer@blocksfalse\beamer@amsfalse}
+\DeclareOption{noamssymb}{\beamer@amssymbfalse}
 \DeclareOption{envcountsect}{\beamer@countsecttrue}
 \DeclareOption{activeospeccharacters}{\beamer@articleactivetrue}