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These are the matches for the regular expression
`invention'
.
Title:
Short Bio of Archimedes (c 287-212 B.C.)
Matching lines:
mathematical research. He is noted for his many mechanical
invention
s,
Title:
Short Bio of Sir Rowland Hill (1795-1879)
Matching lines:
before the commission and described hi
invention
of
Title:
Short Bio of Johannes Kepler (1571-1630)
Matching lines:
refraction. Did a pioneer work that led to the the
invention
of the Calculus.
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