## An Account of the Life, Writings, and Inventions of John Napier, of Merchiston |

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absciss adjacent Appendix arcs Arithmetica arithmetical asymptote BC—BA BC+BA Board of Longitude Briggs Byrgius calculations Canon circular CN or unity column common logarithms computing corresponding cosines counters curve dividend divisor Edinburgh Edmund Gunter equal exponent fame fides fluxion Folio formula garithms geometrical progression geometrical series Gresham College half the difference half the sum hyperbola infinite invention James Gregory John Napier Kepler lamella lateral margin loga logarithmic sines logarithmorum Longomontanus manner Merchiston method metical middle modulus moveable multiplication Napier's logarithms natural numbers Neper oblique spherical triangle opposite ordinate perpendicular plane triangle promptuary proportional published quadrant quantity quotient radius rectangle Regiomontanus rithms rods sines of half sinus species of logarithms spherical tri square root subtangent subtract sum and half supposed tang tangents of half theorem three angles three sides Trigonometry velocity vertical angle zero

### Popular passages

Page 17 - Mr. Briggs, to his great contentment.. He brings Mr. Briggs up into my lord's chamber, where almost one quarter of an hour was spent, each beholding other almost with admiration before one word was spoke.

Page 15 - That for the mine and overthrow of man, there were too many devices already framed, which, if he could make to be fewer, he would with all his might endeavour to do ; and that therefore seeing the malice and rancor rooted in the heart of mankind will not suffer them to diminish, by any new conceit of his, the number of them should never be increased.

Page 17 - My Lord, I have undertaken this long journey purposely to see your person, and to know by what engine of wit or ingenuity you came...

Page 16 - Marchiston, made public his logarithms, Mr Briggs, then reader of the astronomy lectures at Gresham College, in London, was so surprised with admiration of them, that he could have no quietness in himself until he had seen...

Page 17 - Napier was doubtful he would not come. It happened one day as John Marr and the lord Napier were speaking of Mr. Briggs ; ' Ah, John,' said Marchiston, ' Mr. Briggs will not now come.

Page 121 - I. The sine of the middle part is equal to the product of the tangents of the adjacent parts.

Page 20 - Minto, that he was interred in the Cathedral Church of St Giles at Edinburgh, on the...

Page 15 - Turks, without the hazard of one Christian. Of this it is said that (upon a wager) he gave proof upon a large plain in Scotland, to the destruction of a great many herds of cattle, and flocks of sheep, whereof some were distant from other half a mile on all sides, and some a whole mile.

Page 16 - Briggs purposely to be there when these two so learned persons should meet. Mr Briggs appoints a certain day when to meet at Edinburgh ; but, failing thereof, Merchiston was fearful he would not come. It happened one day as John Marr and the Lord Napier were speaking of Mr Briggs,