add default to docstring
@@ -76,7 +76,10 @@ class MLine(Media):
mu_r : number, or array-like
relative permeability of dielectric (assumed frequency invariant)
diel : str
- dielectric dispersion model: 'djordjevicsvensson' or 'frequencyinvariant'.
+ dielectric dispersion model in:
+
+ *'djordjevicsvensson' (default)
+ * 'frequencyinvariant'.
rho: number, or array-like, optional
resistivity of conductor (None)
tand : number, or array-like
@@ -86,7 +89,7 @@ class MLine(Media):
disp : str
microstripline dispersion model in:
- * 'kirschningjansen'
+ * 'kirschningjansen' (default)
* 'hammerstadjensen'
* 'yamashita'
* 'kobayashi'
