#\DeclareLyXModule{Number Equations by Section}
+#\DeclareCategory{Maths}
#DescriptionBegin
#Resets the equation number at section start and prepends
#the section number to the equation number, as in '(2.1)'.
#DescriptionEnd
-Format 29
+Format 85
Requires amsmath
AddToPreamble
\numberwithin{equation}{section}
EndPreamble
+
+Counter equation
+ GuiName Equation
+ Within section
+ LabelString "\thesection.\arabic{equation}"
+End