## Found 100 Documents (Results 1–100)

### Directional second derivative of the regularized function that smoothes the min-max problem.(English)Zbl 0812.90135

Gomez, Susana (ed.) et al., Advances in optimization and numerical analysis. Proceedings of the 6th workshop on optimization and numerical analysis, Oaxaca, Mexico, January 1992. Dordrecht: Kluwer Academic Publishers. Math. Appl., Dordr. 275, 273-285 (1994).
MSC:  90C30 49J35

### What is renormalization?(English)Zbl 0286.35061

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 401-411 (1973).
MSC:  35R20 35-02 35J05

### Complexes of differential operators.(English)Zbl 0281.35069

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 125-127 (1973).
MSC:  35N10

### Quantum fields and Markoff fields.(English)Zbl 0279.60096

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 413-420 (1973).
MSC:  60K35 60G20

### Affine connections with zero torsion.(English)Zbl 0276.57010

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 375-377 (1973).
MSC:  57R30 53B05

### Analytic torsion.(English)Zbl 0273.58014

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 167-181 (1973).
MSC:  58J10 35P20

### Growth properties of solutions of certain “canonical” hyperbolic equations with subharmonic initial data.(English)Zbl 0272.35059

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 97-104 (1973).

### On the existence and regularity of solutions of linear partial differential equations.(English)Zbl 0271.35015

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 33-60 (1973).
MSC:  35A05 65H10 35S05 35C15

### Asymptotics of a nonlinear relativistic wave equation.(English)Zbl 0269.35060

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 365-368 (1973).

### Removable singularities and structure theorems for positive currents.(English)Zbl 0269.32006

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 129-133 (1973).
MSC:  32D20 32C15 28A75

### Generalizations of the Korteweg-de Vries equation.(English)Zbl 0268.35072

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 303-307 (1973).

### The Cauchy problem for $$\bar \partial$$.(English)Zbl 0268.35069

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 135-143 (1973).
MSC:  35N15

### Topological methods in the theory of shock waves.(English)Zbl 0267.35059

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 293-302 (1973).

### Existence theorems for problems of optimization with partial differential equations.(English)Zbl 0265.49002

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 287-292 (1973).
MSC:  49J20 49J45

### On the steady fall of a body in a Navier-Stokes fluid.(English)Zbl 0264.76025

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 421-439 (1973).
MSC:  76D05 35Q30 55M25

### On the Spencer cohomology of a Lie equation.(English)Zbl 0264.58010

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 379-385 (1973).

### Justification of matched asymptotic expansion solutions for some singular perturbation problems.(English)Zbl 0264.35044

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 337-341 (1973).

### Deformations leaving a hypersurface fixed.(English)Zbl 0263.53003

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 343-351 (1973).
MSC:  53A05

### Scattering with long range potentials.(English)Zbl 0263.47008

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 393-399 (1973).
MSC:  47A40 35J10

### $$L^p$$–$$L^q$$-estimates for singular integral operators arising from hyperbolic equations.(English)Zbl 0263.44006

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 479-481 (1973).
Reviewer: Walter Littmann
MSC:  42B25 35L30 42A45

### One-sided conditions for functions harmonic in the unit disc.(English)Zbl 0263.31004

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 483-490 (1973).

### Prolongement et existence des solutions des systèmes hyperboliques non stricts à coefficients analytiques.(French)Zbl 0262.35039

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 85-95 (1973).
MSC:  35L99

### General relativity, partial differential equations, and dynamical systems.(English)Zbl 0262.35035

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 309-327 (1973).
MSC:  35L45 35L60

### Probability theory and the strong maximum principle.(English)Zbl 0262.35028

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 215-220 (1973).
MSC:  35K20 60J60

### Pseudo-differential operators and hypoellipticity.(English)Zbl 0262.35007

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 61-69 (1973).
MSC:  35H10 35S05 58J40

### Relativistic wave equations as singular hyperbolic systems.(English)Zbl 0261.35054

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 441-477 (1973).
MSC:  35L40

### On the exterior problem for the reduced wave equation.(English)Zbl 0261.35022

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 153-160 (1973).
MSC:  35J05 35B20 35P25

### Propagation of zeroes of solutions of P.D.E.’s along leaves of foliations.(English)Zbl 0261.35004

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 369-374 (1973).
MSC:  35A05 57R30

### General theory of hyperbolic mixed problems.(English)Zbl 0259.35055

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 161-166 (1973).
MSC:  35L50 35D05 35D10 35F10

### The change in solution due to change in domain.(English)Zbl 0259.35020

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 199-205 (1973).

### Tangential Cauchy-Riemann complexes on spheres.(English)Zbl 0259.35016

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 105-112 (1973).

### Evolution equations not of classical type and hyperdifferential operators.(English)Zbl 0259.35013

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 195-198 (1973).
MSC:  35G05 35A05 35C15

### Variations of Korn’s and Sobolev’s inequalities.(English)Zbl 0259.35008

Partial diff. Equ., Berkeley 1971, Proc. Sympos. Pure Math. 23, 207-214 (1973).
MSC:  35F05 35B45

### Multi-parameter eigenvalue problems and k-linear operators.(English)Zbl 0268.34034

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 347-353 (1972).

### Recent results in the theory of variational inequalities.(English)Zbl 0266.49012

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 147-154 (1972).
MSC:  49K99

### Some Dirichlet and separation results for certain differential expressions on finite intervals.(English)Zbl 0265.34077

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 264-267 (1972).
MSC:  34G99 47E05

### Abstract unilateral problems.(English)Zbl 0264.49007

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 51-64 (1972).
MSC:  49J27

### On a lower bound of a second-order linear differential operator with an integrable-p coefficient.(English)Zbl 0263.34020

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 258-263 (1972).
MSC:  34L99 47B25

### Existence theorems for operators of monotone type.(English)Zbl 0261.47029

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 358-362 (1972).
MSC:  47H05

### Periodic solutions of nonlinear differential systems.(English)Zbl 0257.34044

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 335-340 (1972).
MSC:  34C25 34B15

### Green’s functions for pairs of formally selfadjoint ordinary differential operators.(English)Zbl 0257.34022

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 131-146 (1972).
MSC:  34L99 47E05

### The functional-differential equation $$y'(x)=ay(\lambda x)+by(x)$$ and generalisations.(English)Zbl 0256.34079

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 308-313 (1972).
MSC:  34K05 34C10 34K99

### Perturbed bifurcation and buckling of circular plates.(English)Zbl 0254.73044

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 286-293 (1972).
MSC:  74G60 74K20

### Détermination, à l’aide d’index, des solutions périodiques de l’équation de Duffing $$x''+2x^3= \lambda \cos t$$.(French)Zbl 0253.65055

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 330-334 (1972).
MSC:  65L99 34C25

### Polynomial solutions of differential equations with bi-orthogonal properties.(English)Zbl 0253.34001

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 202-206 (1972).
MSC:  34A30 34A05 33C45

### Approximation by functions of fewer variables.(English)Zbl 0249.41020

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 16-31 (1972).
MSC:  41A63 35-XX 45-XX

### On optimal control problems with bounded state variables.(English)Zbl 0248.49008

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 103-119 (1972).
MSC:  49K15 34H05

### Remarks on interpolation in spaces with weights.(English)Zbl 0248.46028

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 279-285 (1972).
MSC:  46E30 44A10

### Global attraction and asymptotic equilibrium for nonlinear ordinary equations.(English)Zbl 0248.34067

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 303-307 (1972).
MSC:  34G99 34D05 47E05

### On the non-autonomous van der Pol equation with large parameter.(English)Zbl 0247.34048

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 298-302 (1972).
MSC:  34C15 34C25 34D15

### Quelques propriétés ’generiques’ des systèmes à commande.(French)Zbl 0246.93017

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 120-130 (1972).
MSC:  93C15 49K15

### Multiple solutions of a singularly perturbed boundary value problem arising in chemical reactor theory.(English)Zbl 0246.34056

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 314-319 (1972).
MSC:  34E15 34B15

### Perturbations of the Dirac operator.(English)Zbl 0245.35070

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 87-102 (1972).
MSC:  35R20 47F05 35P99

### Bifurcation theory for equations with nonlocal potentials.(English)Zbl 0245.34052

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 341-346 (1972).
MSC:  34G99 47A10

### Oscillation properties of nonselfadjoint differential equations of even order.(English)Zbl 0244.34025

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 294-297 (1972).
MSC:  34C10

### Some new aspects of the line method for parabolic differential equations.(English)Zbl 0243.35007

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 181-189 (1972).

### An oscillation theorem for linear systems with more than one degree of freedom.(English)Zbl 0243.34086

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 232-235 (1972).
MSC:  34C25 37-XX

### The generalized Ahlfors-Heins theorem in certain D-dimensional cones.(English)Zbl 0243.31006

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 246-257 (1972).
MSC:  31B05

### Affine control processes.(English)Zbl 0242.93016

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 32-50 (1972).
MSC:  93B05

### Fixed-point theorems for Frechet spaces.(English)Zbl 0242.47036

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 219-222 (1972).
MSC:  47H10

### Boundary values of holomorphic functions and the iterated wave equation.(English)Zbl 0242.35053

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 325-329 (1972).
MSC:  35L35

### The initial value problem for operators which can be factorized into a product of Klein-Gordon operators.(English)Zbl 0242.35052

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 227-231 (1972).
MSC:  35L30 35C99

### On certain parabolic differential equations and an equivalent variational problem.(English)Zbl 0242.35002

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 268-272 (1972).
MSC:  35Q30 35K05 35A15

### Boundary value problems involving the Thomas-Fermi equation.(English)Zbl 0242.34017

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 223-226 (1972).
MSC:  34B05

### Recessive solutions of linear differential equations with polynomial coefficients.(English)Zbl 0242.34007

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 1-15 (1972).
MSC:  34A30
Full Text:

### Symmetric relations on a Hilbert space.(English)Zbl 0241.47022

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 212-218 (1972).
MSC:  47A10 46C99 47B25

### A Liapounov function for an autonomous second-order ordinary differential equation.(English)Zbl 0241.34061

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 320-324 (1972).
MSC:  34D20

### An epidemic model with two populations.(English)Zbl 0238.92008

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 354-357 (1972).
MSC:  92D25

### The deficiency indices and spectrum associated with self-adjoint differential expressions having complex coefficients.(English)Zbl 0238.34031

Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 241-245 (1972).
MSC:  34L99 34E05

### Numerical solution of conditionally properly posed problems.(English)Zbl 0264.65058

Numerical Solution partial diff. Equations II, Proc. 2nd. Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 417-432 (1971).
MSC:  65M30 45D05 65R20

### Further developments in the approximation theory of eigenvalues.(English)Zbl 0254.35092

Numerical Solution partial diff. Equations II, Proc. 2nd Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 243-252 (1971).
MSC:  35P15 65N25

### On classes of $$n$$-dimensional nonlinear mappings generalizing several types of matrices.(English)Zbl 0253.65031

Numerical Solution partial diff. Equations II, Proc. 2nd Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 501-546 (1971).
MSC:  65H10

### Numerical design of transonic airfoils.(English)Zbl 0249.76034

Numerical Solution partial diff. Equations II, Proc. 2nd Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 253-271 (1971).
MSC:  76H05

### On the theory of the splitting-up method.(English)Zbl 0245.65045

Numerical Solution partial diff. Equations II, Proc. 2nd Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 469-500 (1971).
MSC:  65N15 65N22 76A99

### Initial boundary value problems for partial differential and difference equations in one space dimension.(English)Zbl 0245.65040

Numerical Solutions partial diff. Equations II, Proc. 2nd. Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 401-416 (1971).
MSC:  65M12 65N12 35L50

### Some results in approximation theory with applications to numerical analysis.(English)Zbl 0243.65068

Numerical Solution partial diff. Equations II, Proc. 2nd Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 623-649 (1971).
MSC:  65N30 65N35

### A new difference scheme for parabolic problems.(English)Zbl 0243.65060

Numerical Solution partial diff. Equations II, Proc. 2nd Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 327-350 (1971).
MSC:  65N12

### On the numerical treatment of partial differential equations by function theoretic methods.(English)Zbl 0241.65078

Numerical Solution partial diff. Equations II, Proc. 2nd Sympos. numerical Solution partial diff. Equations SYNSPADE 1070, Univ. Maryland, 273-326 (1971).
MSC:  65N35

### On the difference equations for meteorological prediction.(English)Zbl 0239.76072

Numerical Solution partial diff. Equations II, Proc. 2nd Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 215-241 (1971).
MSC:  76F05 65Z05

### Alternating-direction Galerkin methods on rectangles.(English)Zbl 0239.65088

Numerical Solution partial diff. Equations II, Proc. 2nd Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 133-214 (1971).
MSC:  65N30

### On the rate of convergence of difference schemes for hyperbolic equations.(English)Zbl 0237.65055

Numerical Solution partial diff. Equations II, Proc. 2nd Sympos. numerical Solution partial diff. Equations, SYNSPADE 1970, Univ. Maryland, 585-622 (1971).
MSC:  65M12

### Remarks on the numerical computation of solutions of $$\Delta u=f(P,u)$$.(English)Zbl 0274.65031

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 73-82 (1966).
MSC:  65N12

### Some numerical results in intermediate problems for eigenvalues.(English)Zbl 0229.65075

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 167-191 (1966).
MSC:  65N25 65Z05

### Numerical solution of the telegraph and related equations.(English)Zbl 0202.45703

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 289-315 (1966).

### Error bounds based on a priori inequalities.(English)Zbl 0196.51001

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 83-94 (1966).

### Approximation and estimates for eigenvalues.(English)Zbl 0173.16702

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 317-352 (1966).

### Hermite interpolation-type Ritz methods for two-point boundary value problems.(English)Zbl 0161.35701

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 365-373 (1966).

### Approximate continuation of harmonic and parabolic functions.(English)Zbl 0161.12602

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 353-364 (1966).

### The solutions of multidimensional generalized transport equations and their calculation by difference methods.(English)Zbl 0156.16602

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 197-256 (1966).

### On maximum-norm stable difference operators.(English)Zbl 0149.11702

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 125-151 (1966).

### Difference approximations for hyperbolic differential equations.(English)Zbl 0149.11701

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 51-58 (1966).

### Stability of nonlinear discretization algorithms.(English)Zbl 0149.11603

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 111-123 (1966).

### On admissibility in representations of functions of several variables as finite sums of functions of one variable.(English)Zbl 0148.03304

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 95-109 (1966).

### A finite difference scheme for generalized Neumann problems.(English)Zbl 0147.13901

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 1-19 (1966).

### Remarks on the order of convergence in the discrete Dirichlet problem.(English)Zbl 0146.13802

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 21-34 (1966).

### Stability of linear and nonlinear difference schemes.(English)Zbl 0146.13701

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 193-196 (1966).

### A posteriori error bounds in iterative matrix inversion.(English)Zbl 0146.13405

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 153-163 (1966).

### Finite difference methods for solving systems of partial differential equations.(English)Zbl 0143.38202

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 165-166 (1966).

### Application of integral operators to singular differential equations and to computations of compressible fluid flows.(English)Zbl 0141.42801

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 257-287 (1966).

### Fluid dynamical calculations.(English)Zbl 0139.43701

Numer. Solution partial diff. Equations, Proc. Sympos. Univ. Maryland 1965, 35-49 (1966).

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