Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 130
rmula. Straight lines and 50000 - AOOOOi b T • • I 30000 4- I • 20000-10000 - il-^r 100 200 300 Fig. 49. curves simpler than the curve of Pankines formula have beenfitted to represent the average positions of the dots as determinedby actual tests, and the formulas corresponding to such lines… … (A < < XQUQ H •< MU 2 aa M K U. O H ocd u. HM(dfHHCO STRENGTH OF MATERIALS 97 lengths of columns agree with a straight line just as well as witha curve. He therefore, in 1886, made a number of such plats ordiagrams as Fig. 49, fitted straight lines to them, and deduced theformula…
Architecture · Building · Carpentry
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