21 



Numbers, spec-ial. 

 Tlieory of . 



.. 2910 

 2800-2880 



Transcendence of certain . . 2920 



transcendental .. .. 01-20 



Numerical functions, special .. 2910 



solution of equations . . 2-410 



Observations, Combination of .. 1030 

 Operations, aritlimetical .. OtlO 



Calculus of OSIO 



Order, Partial differential equa- 



ti.msuf first .. .. 4830 



of second 



and higher .. .. .. 4840 



Ordinary dilTerential equations 



4810, 4820 



linear 



4430, 4150, 4850, 4860 



non linear 4870, 4880 



Orthogonal surfaces . . , . 8860 



Partial differential equations 4800-5660 



fractions .. .. .. 2410 



Partitions 1620 



Pedagogy 0050 



Periodicals 0020 



Periodic functions of one variable 



4030-4060 



of several variables . . 4070 



Permutations . . . . . . 1620 



Groups of . . . . 1210, 2450 



Perspective . . . . . . 6840 



PfafBans 5210 



Philosophy 0000 



Physical problems, Analytical 



methods connected with 5600-5660 

 Physics, Differential equations of 



mathematical .. .. 5630-5660 



Planimetry 6810 



Polyhedra". 6820 



Polymorphic functions . . . • 4430 



Polynomials, rational . . . . 1610 



Prime numbers, Distribution of 2900 



Probabilities 1630 



Processes, infinite . . . . 3220 



Products, infinite .. .. 3220 



Projective properties of conies . . 7210 



of higher algebraic 



plane curves . . 7610, 8030 



of quadric surfaces . . 7250 



Quadratic forms . . . . 2830-2840 



residues 2820 



Quadrature, mechanical. . .. 3250 



of curves . . . . . . 8460 



Quadric surfaces, Geometrv 



of 7240-7260 



Systems of . . . . 7260 



Quantics, binary. . . . . . 2050 



ternary 2060 



Theory of . . . . 2040-2070 



Quartic equations . . . . 2430 



Quaternions . . . . . . 0830 



Rational fractions 



numbers .. .. 0410, 



polynomials . . . . 



Reality of roots . . 



Real variables. Functions of 



Rectification of curves . . 



Recurring series .. 



Reducibility of polynomials 



Reduction of ordinary ditl'ereniial 

 equations . . 



of partial differential 



equations . . . . 4830, 



Reports . . 



Representation of surfaces, con- 

 formal . . . . 



Residues, cubic . . 



higher 



quadratic . . 



Resultants 

 Riemann surfaces 



Roots of algebraic equations 2410- 



Second and higher orders. Differ- 

 ential forms of . . 



Ordinary non- 

 linear equations of 



Partial dif- 



ferential equations of .. 



Separation of roots 



Series infinite . . . . 



Fourier's .. .. 3220, 



of functions3220, 3630, 5610, 



recurring 



Taylor's . . . . . . 



Simultaneous equations . . 



Skew curves . . . . 7660, 



Curvature of .. 



Societies, Reports of 



Solid geometry . . 



Solution of equations, general . . 



numerical 



of ordinary differential equa- 

 tions, Methods of . . 



Partial dilTerential 



equations . . . . 4830, 



Space partitioning 



Topology of . . . . 



Special algebraic equations .. 

 functions, see particular 



titles. 

 Spheres, G-eometry of 

 Spherical geometry 

 Statistics, Theory of 

 Stereometry 



Substitutions, linear . . 2000, 

 Surfaces, algebraic . . 7200 



Genus of 



■ Groups of curves and 



points on . . 

 Application of differential 



calculus to 



2410 

 0420 

 1610 

 2420 

 3210 

 8460 

 1625 

 1610 



4820 



4840 

 0020 



8810 

 2850 

 2850 

 2820 

 2020 

 3620 

 2420 



5220 



4880 



4840 

 2420 

 3220 

 5610 

 5620 

 6010 

 3240 

 2460 

 8030 

 8440 

 0020 

 6820 

 2450 

 2440 



4820 



4840 

 8075 

 6420 

 2430 



6820 

 6820 

 1635 

 6820 

 2030 

 ■8100 

 8040 



8040 



8450 



