my awesomest math puzzle

(A+B)(B-B)
ARCHIMEDES
BRAMHAGUPTA
DAVIDHILBERT
HIPPOCRATES
INTEGERS
IRRATIONAL
ISAACNEWTON
RATIONAL

it contains all math stuff

Try to find all 9 words on this board.

R Z O M A U G C Q M F M B E B
I R R A T I O N A L L R G P H
N A L Q O P R V F D A H T T )
T T L Y B J F B P M I R G B T
E I Y A H B F A H P E S - Z U
G O B K C E V A P B W B K T F
E N J L Y R G O L L ( Q H E E
R A T F S U C I C ) V O W Y C
S L S X P R H B B R M U V D M
E V L T A D O + H R R Z R E V
R E A T I S A A C N E W T O N
D W E V K ( G S I I K X W D O
A S A R C H I M E D E S N I U
M D O L A H I A V M Z Y S P L
L U K J Q D O A G V E E C E V
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Answer Key for my awesomest math puzzle

X
Y
123456789101112131415
1# # # # # # # # # # # # B # #
2I R R A T I O N A L # R # # #
3N A # # # # # # # # A H T # )
4T T # # # # # # # M I R # B #
5E I # # # # # # H P E # - # #
6G O # # # # # A P B # B # # #
7E N # # # # G O L # ( # # # #
8R A # # # U C I # ) # # # # #
9S L # # P R H # B # # # # # #
10# # # T A D # + # # # # # # #
11# # A T I S A A C N E W T O N
12# # E V # ( # # # # # # # # #
13# S A R C H I M E D E S # # #
14# D # # # # # # # # # # # # #
15# # # # # # # # # # # # # # #
Word X Y Direction
(A+B)(B-B)  711ne
ARCHIMEDES  313e
BRAMHAGUPTA  131sw
DAVIDHILBERT  88ne
HIPPOCRATES  123sw
INTEGERS  12s
IRRATIONAL  12e
ISAACNEWTON  511e
RATIONAL  22s