bpo-39479:Add math.lcm() function: Least Common Multiple (#18547)

* Update math.rst

* Update math.rst

* updated whats new

* Update test_math.py

* Update mathmodule.c

* Update mathmodule.c.h

* Update ACKS

* 📜🤖 Added by blurb_it.

* Update 3.9.rst

* Update 2020-02-18-12-37-16.bpo-39479.j3UcCq.rst

* Update math.rst

* Update 2020-02-18-12-37-16.bpo-39479.j3UcCq.rst

* Update test_math.py

* Update ACKS

* Update mathmodule.c.h

* Update mathmodule.c

* Update mathmodule.c.h

* Update mathmodule.c.h

Co-authored-by: blurb-it[bot] <43283697+blurb-it[bot]@users.noreply.github.com>
diff --git a/Misc/ACKS b/Misc/ACKS
index e8ce303..b11ee9c 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -45,6 +45,7 @@
 A. Amoroso
 Mark Anacker
 Shashwat Anand
+Ananthakrishnan
 Anders Andersen
 Tycho Andersen
 John Anderson