Fix variable name

src/variables.jl

@@ -20,7 +20,7 @@ all_variables_symbols = [
         :N_left => "The number of zero crossings of the RF pulse before the main peak",
         :N_right => "The number of zero crossings of the RF pulse after the main peak",
         :slice_thickness => "Slice thickness of an RF pulse that is active during a gradient.",
-        :inverse_bandwidth => "Inverse of the [`slice_thickness`](@ref) in 1/um.",
+        :inverse_slice_thickness => "Inverse of the [`slice_thickness`](@ref) in 1/um.",
     ],
 
     # gradients