add ediff and normal

Author: 9il

index.d

@@ -40,6 +40,9 @@ $(BOOKTABLE ,
     $(TR $(TDNW $(MREF mir,math,sum)) $(TD Various precise summation algorithms))
     $(TR $(TDNW $(MREF mir,numeric)) $(TD Basic numeric optimisations))
     $(TR $(TDNW $(MREF mir,polynomial)) $(TD Polynomial ref-counted structure))
+    $(TR $(TDNW $(MREF mir,ediff)) $(TD Expression differentiation))
+    $(TR $(TDNW $(MREF mir,math,func,expdigamma)) $(TD `exp(digamma(x))`))
+    $(TR $(TDNW $(MREF mir,math,func,normal)) $(TD Normal Distribution API))
     $(LEADINGROW Reference counting)
     $(TR $(TDNW $(MREF mir,rc,array)) $(TD Thread safe reference count array and the iterator to adopt it to ndslice.))
     $(TR $(TDNW $(MREF mir,rc,ptr)) $(TD Thread safe reference count pointer with polymorphism support for strucs and objects.))

meson.build

@@ -28,6 +28,7 @@ sources_list = [
     'mir/container/binaryheap',
     'mir/cpp_export/numeric',
     'mir/date',
+    'mir/ediff',
     'mir/format_impl',
     'mir/format',
     'mir/graph/package',
@@ -41,6 +42,7 @@ sources_list = [
     'mir/interpolate/utility',
     'mir/lob',
     'mir/math/func/expdigamma',
+    'mir/math/func/normal',
     'mir/math/numeric',
     'mir/math/stat',
     'mir/math/sum',