Umbilics 5777 5819—5823 J.65 JP.18 M.9 Q.3
Umbilics of quadrics 5603 5834 C.96
Underdeterminants of a symm. determinant (i.e., successive first minors) J.91
Undeterminants, &c. A.59
Unicursal curves A.60 C.78 94 96 LM.4
Unicursal curves, cubics, ths. re inflexion E.28
Unicursal curves, quartics LM.16 N.84 Z.28
Unicursal curves, surfaces, transf. of M.66
Uniform functions C.92 94 95 96
Uniform functions from linear substitutions M.19 20
Uniform functions in the neighbourhood of a singular point C.89
Uniform functions of an anal. point xy Ac.1 C.94
Uniform functions of an anal. point xy, two points C.96 97
Uniform functions of two independent variables C.94 95
Uniform functions with "coupures" C.96
Uniform functions with a line of singular points, decomposition into factors C.92
Uniform functions with an alg. relation C.91
Uniform functions with discontinuities C.94
Uniform functions, doubly periodic C.94
Uniform functions, monogenous Ac.4
Units of elasticity, electricity, and heat p.2
Vanishing fractions 1582 M.15 Q.1
Vanishing groups CD.2 3 6 7 8
Vanishing groups, ap. to quantics CD.2 3 6
Variation 76 C.17
Variation of arbitrary constants L.38
Variation of higher order 3089 A.27 Z.26
Variation of parameters th2714 3243 N.77
Variation of second order 3087 A.4 J.55 Q.14 Z.23
Variation, calculus of 3028—3091 A.3 prs42 An.52 C.16 50 CD.3 CM.2 J.13 pr15 41 54 65 prs74 82 JP.17 L.41 M.2 15 Me.prs72 Mo.57 N.83 Q.pr10 d.e L.38 C.49
Variation, calculus of, and infinitesimal analysis C.17 40
Variation, calculus of, history N.51
Variation, calculus of, immediate integrability 3090
| Variation, calculus of, of multiple integrals J.15 56 f59 Mem.38
Variation, calculus of, relative max. and min. 3069 L.42
Variation, calculus of, transformations J.55
Variation, calculus of, two dependent variables 3051
Variation, calculus of, two independent variables 3175
Variation, integral, of functions C.40
Versiera or Witch of Agnesi 5335
Volumes and surfaces by curvilinear coordinates C.16
Volumes of frustums A.33
Volumes of frustums, of conicoids J.44
Volumes of right cylinders and cones in absolute geometry A.59
Volumes of solids 5871—5883 A.31 32 36 J.34 N.f57 80
Volumes of surface loci of connected points LM.14
Volumes, approximate C.95
Wallis's formula 2456 A.39 gz39 JP.28
Waring's identity N.49 62 extMe.85
Wave surface C.13 47 78 geo82 92 CD.7 8 CP.6 L.46 Me.66 73 76 78 79 N.63 82 Pr.32 Q.2 3 4 5 9 15 17
Wave surface and cone Q.23 26
Wave surface, asymptotes C.97
Wave surface, cubature of An.61
Wave surface, generation and cn C.90
Wave surface, lines of curvature An.59 C.97
Wave surface, normals and centres of curvature geoC.64
Wave surface, umbilics, geo C.88
Wear of gold coins E.43
Web surfaces see "Net surfaces"
Weierstrass's function with a > 1 and b < 1 G.18 J.63 90
Weierstrass's function with a > 1 and b < 1, expansion in powers of the modulus C.82 85 86 L.79
Wilson's theorem 371 A.48 CD.9 J.8 19 20 Me.83 N.43
Wilson's theorem, generalisation J.31 Me.64 Mel.2 N.45
Wronski's methods C.92 L.82 83
Wronski's methods, formula of 1812 N.74 Q.th12
Zetafuchsian functions Ac.5
Zonal conics of tetrazonal quartics Q.10
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