Which preposition to use with theorizes

about Occurrences 8%

It amused him to speculate and theorize about the vast amounts of money which must needs be turned over in theory and practice within those soberly quiet walls, to indulge in fancies about the secrets, financial and political, which must be discussed and locked up in human breasts thereto him the magic address, New Court, St. Swithin's Lane, was as full of potential mystery as the Sphinx is to an imaginative traveller.

on Occurrences 3%

He theorized on the sphere and he theorized on the variation of the compass, and he theorized on a method of finding longitude by the variation of the needle; so that even Richard Eden, who greatly admired him, wrote as follows: "Sebastian Cabot on his death-bed told me that he had the knowledge thereof (longitude by variation) by divine revelation, yet so that he might not teach any man.

in Occurrences 2%

To satisfy the Professor, you can theorize in something after this fashion: If we double the number of cars, thus decreasing by one half the distance which each has to go, we shall attain twice the speed.

from Occurrences 1%

By resisting the itch of theorizing from one of those loose hypotheses which then appeared plausibly to explain everything, he probably renounced the point of view from which most credit and interest would be derivable at the time.

whence Occurrences 1%

"The instinctive theorizing whence a fact Looks to the eye as the eye likes the look.

Which preposition to use with  theorizes