Fix print name of LogitNormal and DiscreteWeibull (#7935)

Author: aloctavodia

pymc/distributions/continuous.py

@@ -2575,6 +2575,11 @@ class ChiSquared:
     ----------
     nu : tensor_like of float
         Degrees of freedom (nu > 0).
+
+    Notes
+    -----
+    This is implemented as a special case of the Gamma distribution.
+    :math:`\chi^2(\nu) = \text{Gamma}(\alpha=\nu/2, \beta=1/2)`
     """
 
     def __new__(cls, name, nu, **kwargs):
@@ -3601,7 +3606,7 @@ def icdf(value, mu, s):
 class LogitNormalRV(SymbolicRandomVariable):
     name = "logit_normal"
     extended_signature = "[rng],[size],(),()->[rng],()"
-    _print_name = ("logitNormal", "\\operatorname{logitNormal}")
+    _print_name = ("LogitNormal", "\\operatorname{LogitNormal}")
 
     @classmethod
     def rv_op(cls, mu, sigma, *, size=None, rng=None):

pymc/distributions/discrete.py

@@ -393,7 +393,7 @@ def logcdf(value, p):
 class DiscreteWeibullRV(SymbolicRandomVariable):
     name = "discrete_weibull"
     extended_signature = "[rng],[size],(),()->[rng],()"
-    _print_name = ("dWeibull", "\\operatorname{dWeibull}")
+    _print_name = ("DiscreteWeibull", "\\operatorname{DiscreteWeibull}")
 
     @classmethod
     def rv_op(cls, q, beta, *, size=None, rng=None):