Sacred Texts  Age of Reason  Index 
II. Linear Perspective Index
  Previous  Next 
Buy this Book at Amazon.com

The Da Vinci Notebooks at sacred-texts.com

47.

DEFINITION OF THE NATURE OF THE LINE.

Of the line (47-48).The line has in itself neither matter nor substance and may rather be called an imaginary idea than a real object; and this being its nature it occupies no space. Therefore

p. 29

an infinite number of lines may be conceived of as intersecting each other at a point, which has no dimensions and is only of the thickness (if thickness it may be called) of one single line.

HOW WE MAY CONCLUDE THAT A SUPERFICIES TERMINATES IN A POINT?

An angular surface is reduced to a point where it terminates in an angle. Or, if the sides of that angle are produced in a straight line, then--beyond that angle--another surface is generated, smaller, or equal to, or larger than the first.


Next: 48.