rhymed alphabetical acrostics. It is encyclopedic in range, and treats critically, not only of Judaism, but also of Christianity and Islam.
Karaitic literature was produced in later centuries also, but by the end of the twelfth century, Karaism had exhausted its originality and fertility. One much later product of Karaism, however, deserves special mention. Isaac Troki composed, in 1593, a work entitled “The Strengthening of Faith” (Chizzuk Emunah), in which the author defended Judaism and attacked Christianity. It was a lucid book, and as its arguments were popularly arranged, it was very much read and used. With this exception, Karaism produced no important work after the twelfth century.
On the intellectual side, therefore, Karaism was a powerful though ephemeral movement. In several branches of science and philology the Karaites made real additions to contemporary knowledge. But
