Download or read book Nexus Network Journal 8,2 written by and published by Springer Science & Business Media. This book was released on 2006-12-01 with total page 128 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book presents an exploration of the arch from the points of view of architecture, mathematics, engineering, construction history, and cultural symbolism. Leonardo da Vinci described the arch as "two weaknesses which, leaning on each other, become a strength," a metaphor for the way that science and art lean on each other to strengthen our lives.