NOTATION 



The references are to articles 



A, B, C, Constant coefficients, 49, 82. 



Ci, C 2 ,etc., Constants of integration, 66, 82. 



D, Deflection, 66, 103. 



E. A',, E et Young's modulus, 8. 

 F,Fi,F 2 , Area, 5. 



G, Modulus of shear, 22, 33. 



H, Horse power, 96. 



I, J x , 7 a , IP, etc., Moment of inertia, 43. 



Jik, Influence numbers, 76. 



~ f Coefficient of cubical expansion, 32. 



(_ Abbreviation for algebraic expression, 218. 

 L, Coefficient of linear expansion, 19. 



3f, 3/o, M\, 3f 2 , External moment, 43. 

 TV, Statical moment, 47. 



P,^, P A , etc., Concentrated force, 5, 82, 83, 163. 

 Q, Resultant shear, 63. 



/ Reactions of abutments, 60, 164. 



\ Resistance of soil, 160. 

 S. Section modulus, 45, 162. 



T. Temperature change, 19. 



r, Volume, 82. 



W Work, 72, 80. 



Semi-axis of ellipse, 49, 69, 99. 



Radius of shaft, 93. 



Semi-axis of ellipse, 49, 69, 99. 



Radius of shaft, 93. 

 [Breadth. 4:5. 100. 



Distanr.-. 46, 47, 62, 162. 

 f Symbol of differentiation. 

 J Diameter of shaft, 95. 

 [ Distance, 62, 66, 96, 160. 



Distance of extreme fiber from neutral axis, 43. 



Empirical constant, 86. 

 f Empirical constant, 86. 

 \Factor of safety, 164. 



Height, depth, 218. 

 f Coefficient of friction, 159. 

 J Constant, 110, 119, 124. 

 [Ratio, 218. 



xi 



