## Found 89 Documents (Results 1–89)

100
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MSC:  82-XX
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### Asymptotic solution for a class of linear singularly perturbed optimal control problem. (Chinese. English summary)Zbl 07448144

MSC:  49-XX 49K15 34E15

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### Visual secret sharing scheme with distributed levels of importance of shadows. (English)Zbl 07388834

Giri, Debasis (ed.) et al., Proceedings of the fifth international conference on mathematics and computing, ICMC 2019, Bhubaneswar, India, February 6–9, 2019. Singapore: Springer. Adv. Intell. Syst. Comput. 1170, 19-32 (2021).
MSC:  68-XX
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### Asymptotics of a steplike contrast structure in a partially dissipative stationary system of equations. (English. Russian original)Zbl 1466.34054

Comput. Math. Math. Phys. 61, No. 1, 53-79 (2021); translation from Zh. Vychisl. Mat. Mat. Fiz. 61, No. 1, 57-84 (2021).
MSC:  34E15 34E05 34B15
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### Homogenization of the diffusion equation with a singular potential for a model of a biological cell network. (English)Zbl 1454.35016

MSC:  35B27 92B05 35K15
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### Unified approach to critical-contrast homogenisation with explicit links to time-dispersive media. (English)Zbl 1436.35266

Trans. Mosc. Math. Soc. 2019, 251-294 (2019) and Tr. Mosk. Mat. O.-va 80, No. 2, 295-342 (2019).
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### The contrast structure for the singularly perturbed problem with slow-fast layers and discontinuous righthand side. (Chinese. English summary)Zbl 1449.34201

MSC:  34E15 34A36 34E05

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### Two-scale homogenization for a general class of high contrast PDE systems with periodic coefficients. (English)Zbl 1418.35027

MSC:  35B27 47A10 35J15
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### Step-type contrast structure for a class of weak nonlinear singularly perturbed differential-difference equation. (Chinese. English summary)Zbl 1424.34259

MSC:  34K26 34K10 34E05
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### Exact solutions of equations of a nonstationary front with equilibrium points of a fractional order. (English. Russian original)Zbl 1418.35019

Comput. Math. Math. Phys. 58, No. 12, 1977-1988 (2018); translation from Zh. Vychisl. Mat. Mat. Fiz. 58, No. 12, 2060-2073 (2018).
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### Homogenization of periodic graph-based elastic structures. (Homogénéisation de structures élastiques basées sur un graphe périodique.) (English. French summary)Zbl 1404.35019

MSC:  35B27 35J30
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### Asymptotics of a solution of a three-dimensional nonlinear wave equation near a butterfly catastrophe point. (English. Russian original)Zbl 1400.35019

Proc. Steklov Inst. Math. 301, Suppl. 1, S72-S87 (2018); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 23, No. 2, 250-265 (2017).
MSC:  35B25 35L15 35L71
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### On asymptotics for the solution of a singularly perturbed parabolic problem with a multizone internal transition layer. (English. Russian original)Zbl 1397.35011

Comput. Math. Math. Phys. 58, No. 6, 925-949 (2018); translation from Zh. Vychisl. Mat. Mat. Fiz. 58, No. 6, 961-987 (2018).
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### Visual cryptographic schemes using combined Boolean operations. (English)Zbl 07509207

MSC:  94A60 94D10
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### The step-type contrast structure for high-dimensional Tikhonov system with boundary conditions. (Chinese. English summary)Zbl 1399.34168

MSC:  34E05 34E15 34B15
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### Perfect contrast XOR-based visual cryptography schemes via linear algebra. (English)Zbl 1392.94922

MSC:  94A60 15A03
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### The use of contrast structures theory for the mathematical modelling of the wind field in spatially heterogeneous vegetation cover. (English)Zbl 1391.76262

Dimov, Ivan (ed.) et al., Numerical analysis and its applications. 6th international conference, NAA 2016, Lozenetz, Bulgaria, June 15–22, 2016. Revised selected papers. Cham: Springer (ISBN 978-3-319-57098-3/pbk; 978-3-319-57099-0/ebook). Lecture Notes in Computer Science 10187, 464-472 (2017).
MSC:  76F99 86A10
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### Existence and stability of contrast structures in multidimensional singularly perturbed reaction-diffusion-advection problems. (English)Zbl 1368.65219

Dimov, Ivan (ed.) et al., Numerical analysis and its applications. 6th international conference, NAA 2016, Lozenetz, Bulgaria, June 15–22, 2016. Revised selected papers. Cham: Springer (ISBN 978-3-319-57098-3/pbk; 978-3-319-57099-0/ebook). Lecture Notes in Computer Science 10187, 277-285 (2017).
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### On the homogenization of a two-conductivity problem with flux jump. (English)Zbl 1373.35031

MSC:  35B27 80M35 80M40
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### Step-like contrast structure for a nonlinear system of singularly perturbed differential equations in the critical case. (English)Zbl 1361.34068

Differ. Equ. 52, No. 12, 1575-1584 (2016); translation from Differ. Uravn. 52, No. 12, 1647-1656 (2016).
MSC:  34E05 34E15 34B15
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MSC:  35B27
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### Contrast structure of higher dimensional singularly perturbed optimal control problem. (Chinese. English summary)Zbl 1349.93275

MSC:  93C70 49J15 34E15
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### Homogenization of a hyperbolic equation with highly contrasting diffusivity coefficients. (English)Zbl 1349.35027

MSC:  35B27 35L20 78M35

### Some new developments and trends in study of singular perturbation theory. (Chinese. English summary)Zbl 1349.34230

MSC:  34E15 34B15 34E05
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### Homogenization of high-contrast Brinkman flows. (English)Zbl 1320.35037

MSC:  35B27 76S05 76M10
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### Contrast structure for singular singularly perturbed boundary value problem. (English)Zbl 1317.34033

MSC:  34B16 34E15 34E05
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### Frequency dependence of the effective elastic moduli of cavernous bodies. (English. Russian original)Zbl 1326.74021

J. Appl. Mech. Tech. Phys. 55, No. 5, 835-842 (2014); translation from Prikl. Mekh. Tekh. Fiz. 55, No. 5, 126-134 (2014).
MSC:  74B05 74M25 74S30
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### On $${(k,n)^\ast}$$-visual cryptography scheme. (English)Zbl 1323.94097

MSC:  94A60 11T71
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### Graph access structures with optimal pixel expansion three. (English)Zbl 1433.94099

MSC:  94A62 05C90 94A60
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### Visual cryptography scheme for the mindom access structure of a graph. (English)Zbl 1284.94086

MSC:  94A60 05C69 05C90

### Step-like contrast structure for class of nonlinear singularly perturbed optimal control problem. (English)Zbl 1269.34068

MSC:  34H05 49J15
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### Step-like contrast structure of singularly perturbed optimal control problems. (English)Zbl 1265.49001

MSC:  49J15 34E15 93C73
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### Homogenization of high-contrast two-phase conductivities perturbed by a magnetic field. Comparison between dimension two and dimension three. (English)Zbl 1276.35021

MSC:  35B27 78M40
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### Divergence of logarithm of a unimodular monodromy matrix near the edges of the Brillouin zone. (English)Zbl 1231.74186

MSC:  74J05 34C25
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### On the step-type contrast structure of a second-order semilinear differential equation with integral boundary conditions. (English)Zbl 1211.34070

MSC:  34E05 34E20 34B10
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### Singular perturbation with step-type contrast structures. (Chinese. English summary)Zbl 1212.34158

MSC:  34E05 34B15 34E20

### Image fusion for enhanced visualization: a variational approach. (English)Zbl 1477.68520

MSC:  68U10 68T45 68U05
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### A two-point boundary value problem for a singularly perturbed equation with a reduced equation having multiple roots. (Russian, English)Zbl 1224.34177

Zh. Vychisl. Mat. Mat. Fiz. 49, No. 6, 1067-1079 (2009); translation in Comput. Math., Math. Phys. 49, No. 6, 1021-1032 (2009).
MSC:  34E15 34B15
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### Correctors for parabolic equations in a heterogeneous fibered medium. (English)Zbl 1196.35041

MSC:  35B27 35K57 76R50

### Distributional convergence of null Lagrangians under very mild conditions. (English)Zbl 1149.35036

MSC:  35J60 35R05 35B27
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### Equations with an unstable spectral value of the kernel of an integral operator and contrast structures. (English. Russian original)Zbl 1122.45004

Differ. Equ. 42, No. 5, 705-719 (2006); translation from Differ. Uravn. 42, No. 5, 660-673 (2006).
MSC:  45J05 45L05
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### Formation and propagation of steep transition layers in parabolic problems. (English. Russian original)Zbl 1107.35014

Mosc. Univ. Phys. Bull. 60, No. 1, 8-14 (2005); translation from Vestn. Mosk. Univ., Ser. III 2005, No. 1, 9-13 (2005).
MSC:  35B25 35K55 35K20

### Contrast step-like structures for singularly perturbed quasi-linear second order differential equation in critical case. (Russian, English)Zbl 1079.34529

Zh. Vychisl. Mat. Mat. Fiz. 45, No. 3, 472-483 (2005); translation in Comput. Math. Math. Phys. 45, No. 3, 454-464 (2005).
MSC:  34E05 34B15 34E20
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### On stability of the step like contrast structure of solution to the parabolic equation. (Russian, English)Zbl 1114.35081

Zh. Vychisl. Mat. Mat. Fiz. 45, No. 3, 448-461 (2005); translation in Comput. Math. Math. Phys. 45, No. 3, 430-443 (2005).
MSC:  35K20 35B25 35B35

### On a step-like contrast structure for a problem of the calculus of variations. (Russian, English)Zbl 1078.49025

Zh. Vychisl. Mat. Mat. Fiz. 44, No. 7, 1271-1280 (2004); translation in Comput. Math. Math. Phys. 44, No. 7, 1203-1212 (2004).

### Contrast step-like structures with stretched variables depending on various power of the perturbation parameter. (Russian, English)Zbl 1084.34533

Zh. Vychisl. Mat. Mat. Fiz. 44, No. 4, 662-675 (2004); translation in Comput. Math. Math. Phys. 44, No. 4, 626-639 (2004).
MSC:  34E05 34E20 34B15
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### On the global domain of influence of stable steplike contrast structures in the Dirichlet problem. (Russian, English)Zbl 1072.35538

Zh. Vychisl. Mat. Mat. Fiz. 44, No. 6, 1039-1061 (2004); translation in Comput. Math. Math. Phys. 44, No. 6, 985-1006 (2004).
MSC:  35K55 35B25 35B40
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### Contrast structures of variable type in quasilinear parabolic equations. (English. Russian original)Zbl 1082.35022

Differ. Equ. 40, No. 10, 1431-1448 (2004); translation from Differ. Uravn. 40, No. 10, 1358-1373 (2004).
MSC:  35B25 35K20 35B10
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### On the formation of a solution with an internal layer in a parabolic system with different Powers of a small parameter. (English. Russian original)Zbl 1068.35011

Differ. Equ. 40, No. 3, 382-395 (2004); translation from Differ. Uravn. 40, No. 3, 356-367 (2004).
MSC:  35B25 35K60 35K50
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### On periodic solutions of a parabolic problem with a small parameter at the derivatives. (Russian, English)Zbl 1136.35306

Zh. Vychisl. Mat. Mat. Fiz. 43, No. 7, 975-986 (2003); translation in Comput. Math. Math. Phys. 43, No. 7, 932-943 (2003).
MSC:  35B10 35B25 35K55

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### Internal layer in a boundary value problem for a system of two singularly perturbed second-order equations with the same order of singularity. (English. Russian original)Zbl 1036.34065

Comput. Math. Math. Phys. 41, No. 7, 1015-1025 (2001); translation from Zh. Vychisl. Mat. Mat. Fiz. 41, No. 7, 1067-1077 (2001).
MSC:  34E05 34B15 34E15

### Development of the asymptotic method of differential inequalities for step-type solutions of singularly perturbed integro-differential equations. (English. Russian original)Zbl 1029.45008

Comput. Math. Math. Phys. 41, No. 7, 1005-1014 (2001); translation from Zh. Vychisl. Mat. Mat. Fiz. 41, No. 7, 1057-1066 (2001).
MSC:  45M05 45G10 45J05

### Evolution of two-dimensional contrast structures of complex form. (English. Russian original)Zbl 0965.35124

Comput. Math. Math. Phys. 39, No. 5, 769-778 (1999); translation from Zh. Vychisl. Mat. Mat. Fiz. 39, No. 5, 801-811 (1999).
MSC:  35Q35 76R50 65M12

### On the lifetime of one-dimensional transient contrast structures. (English. Russian original)Zbl 0965.35123

Comput. Math. Math. Phys. 39, No. 2, 266-273 (1999); translation from Zh. Vychisl. Mat. Mat. Fiz. 39, No. 2, 280-288 (1999).
MSC:  35Q35 76R50

### Evolution of the density contrast in inhomogeneous dust models. (English)Zbl 0942.83035

MSC:  83C55 83F05
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### Generalized Bayes and multiple contrasts tests for simple loop-ordered normal means. (English)Zbl 1063.62531

MSC:  62F15 62F03 62F30
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### On a contrast steplike structure for a class of second-order nonlinear singularly perturbed equations. (English. Russian original)Zbl 0961.34009

Comput. Math. Math. Phys. 38, No. 6, 900-908 (1998); translation from Zh. Vychisl. Mat. Mat. Fiz. 38, No. 6, 938-947 (1998).

### A note on characterizations of the geometric distribution. (English)Zbl 0959.62009

MSC:  62E10 62G30
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### An order-theoretic foundation for similarity measures. (English)Zbl 0901.92040

Diday, Edwin (ed.) et al., Ordinal and symbolic data analysis. Proceedings of the international conference, OSDA 95, Paris, June 20–23, 1995. Berlin: Springer. Studies in Classification, Data Analysis, and Knowledge Organization. 225-237 (1996).
MSC:  91C20 06F99

### Two-dimensional contrast steplike structures: Asymptotic behavior, existence, stability. (English. Russian original)Zbl 0893.65065

Dokl. Math. 54, No. 1, 594-596 (1996); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 349, No. 5, 603-605 (1996).

### Hilbert space methods in probability and statistical inference. (English)Zbl 0838.62002

New York, NY: John Wiley & Sons, Inc. xi, 252 p. (1994).

### Rates of convergence for minimum contrast estimators. (English)Zbl 0805.62037

Reviewer: M.Huškova (Praha)
MSC:  62G05 62G20 62J02
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### Estimation of variance in crossover designs. (English)Zbl 0794.62046

MSC:  62K99 62J99

MSC:  34B15

### Contrast structures of spike type in nonlinear singularly perturbed elliptic equations. (English. Russian original)Zbl 0789.35017

Russ. Acad. Sci., Dokl., Math. 46, No. 3, 410-413 (1993); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 327, No. 1, 16-19 (1992).
MSC:  35B25 35J70 35J65

### The contrast structure type solutions of nonlinear singularly perturbed equations. (English)Zbl 0795.35036

Mathematical modelling and applied mathematics, Proc. IMACS Int. Conf., Moscow/USSR 1990, 439-445 (1992).
MSC:  35J65 35B25 35B40

### A numerical-asymptotic multicomponent averaging method for equations with contrast coefficients. (English. Russian original)Zbl 0718.73008

U.S.S.R. Comput. Math. Math. Phys. 30, No. 1, 178-186 (1990); translation from Zh. Vychisl. Mat. Mat. Fiz. 30, No. 2, 243-253 (1990).
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### A family of model problems in plasticity. (English)Zbl 0435.73033

Computing methods in applied sciences and engineering, I, 3rd int. Symp., Paris 1977, Lect. Notes Math. 704, 292-305 (1979).
MSC:  74R20 35R99 35R45

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