Make variables public for more rigorous testing

Author: ejovo13

src/stdlib_math.fypp

@@ -8,7 +8,8 @@ module stdlib_math
     implicit none
     private
     public :: clip, linspace, logspace
-    public :: EULERS_NUMBER_SP, EULERS_NUMBER_DP, EULERS_NUMBER_QP, DEFAULT_LINSPACE_LENGTH
+    public :: EULERS_NUMBER_SP, EULERS_NUMBER_DP, EULERS_NUMBER_QP
+    public :: DEFAULT_LINSPACE_LENGTH, DEFAULT_LOGSPACE_BASE, DEFAULT_LOGSPACE_LENGTH
 
     integer, parameter :: DEFAULT_LINSPACE_LENGTH = 100
     integer, parameter :: DEFAULT_LOGSPACE_LENGTH = 50