1590
| 1590 • Gregory XIV succeeds Urban VII as the 229th pope. |
1614
Age: 24y
birth of childPieter Quackenbosch Oestgest, Netherlands ⇓ 4 Sources ⇓ |
| 1614 • Scottish mathematician John Napier publishes Mirifici Logarithmorum Canonis Descriptio (Description of the Admirable Table of Logarithms), outlining his discovery of logarithms and incorporating the decimal mark. Astronomer Johannes Kepler soon begins to employ logarithms in his description of the solar system. |
1651
Age: 61y
| 1651 • Laws are passed in Massachusetts forbidding poor people from adopting excessive styles of dress. |