Google Books Ngram Viewer

Graph these comma-separated phrases:
case-insensitive
between and from the corpus with smoothing of .  
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1880 - 1912 1913 - 1964 1965 - 1972 1973 - 1991 1992 - 2000 logarithm English
1880 - 1964 1965 - 1987 1988 1989 - 1998 1999 - 2000 cohomology English
1880 - 1973 1974 - 1993 1994 - 1995 1996 - 1998 1999 - 2000 category theory English
1880 - 1955 1956 - 1989 1990 - 1993 1994 - 1998 1999 - 2000 topological space English
1880 - 1964 1965 - 1985 1986 - 1987 1988 - 1996 1997 - 2000 lie group English
1880 - 1959 1960 - 1988 1989 - 1991 1992 - 1995 1996 - 2000 finite difference English
1880 - 1926 1927 - 1991 1992 - 1994 1995 - 1997 1998 - 2000 dynamical system English

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