نتایج جستجو برای: linear

تعداد نتایج: 482244  

Journal: :bulletin of the iranian mathematical society 2015
m. aghajani k. nourouzi d. óregan

in this paper, we investigate the continuity of linear and sublinear correspondences defined on cones in normed spaces. we also generalize some known results for sublinear correspondences.

Journal: :Journal of Computational and Applied Mathematics 2014

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده علوم 1387

چکیده ندارد.

Journal: :international journal of group theory 2014
olga dashkova

the author studies the $bf r$$g$-module $a$ such that $bf r$ is an associative ring‎, ‎a group $g$ has infinite section $p$-rank (or infinite 0-rank)‎, ‎$c_{g}(a)=1$‎, ‎and for every‎ ‎proper subgroup $h$ of infinite section $p$-rank (or infinite 0-rank respectively) the quotient module $a/c_{a}(h)$ is‎ ‎a finite $bf r$-module‎. ‎it is proved that if the group $g$ under‎ ‎consideration is local...

Journal: :civil engineering infrastructures journal 0
seyed mehdi zahrai associate professor, center of excellence for engineering and management of civil infrastructures, school of civil engineering, college of engineering, university of tehran, p.o.box: 11155-4563, tehran, iran. alireza ezoddin ph.d. student, faculty of civil engineering, university of semnan, semnan, iran.

progressive collapse is a chain reaction of failures propagating throughout a portion of the structure disproportionate to the original local failure occurring when a sudden loss of a critical load‐bearing element initiates a structural element failure, eventually resulting in partial or full collapse of the structure. both general services administration (gsa) and united states department of d...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - پژوهشکده ریاضی ماهان 1392

مسائل بهینه سازی شامل معیارهای گوناگون و مغایر، شاخه ای از پژوهش را از دیرباز به خود اختصاص داده اند. برنامه ریزی خطی چندهدفی همواره به عنوان موضوعی درخور توجه در این حوزه مطرح بوده است. به دلیل رویارویی فراوان با چنین مسائلی، محققین بسیاری به بررسی و حل این گونه مسائل پرداخته اند. از طرفی، در اکثر مسائل برنامه ریزی خطی چندهدفی، ضرایب به طور قطعی مشخص نیستند. در این رساله، مسائل برنامه ریزی خطی...

Journal: :iranian journal of public health 0
mr. nikbakhtzadeh s. tirgari

the present study was performed during spring, summer and fall of 1997 in the central and western parts of fars province, iran, led to identification of paederus ilsae bernhauer and paederus iliensis coiffait (col: staphylinidae). this is the first original report of the latter species from iran. the adults have 5 months activity in average, begin lately in april and then continue until early s...

Journal: :journal of agricultural science and technology 2015
s. a. mohaddes s. m. fahimifard

in this study, application of adaptive neuro-fuzzy inference system (anfis) in forecasting three perspectives (1, 2, and 4 years) ahead of iran’s agricultural products export was compared with arima as the most common econometrics linear forecasting method. for this purpose, iran’s agricultural products export revenues related to 1959-2010, and forecast performance measures such as r2, mad, and...

Journal: :journal of algorithms and computation 0
stephen j. gismondi department of mathematics & statistics, university of guelph, guelph, on, ca. n1g 2w1

a compact formulation of the set of tours neither in a graph nor its complement is presented and illustrates a general methodology proposed for constructing polyhedral models of decision problems based upon permutations, projection and lifting techniques. directed hamilton tours on n vertex graphs are interpreted as (n-1)- permutations. sets of extrema of birkhoff polyhedra are mapped to tours ...

Journal: :iranian journal of fuzzy systems 2011
i. sadeqi f. y. azari

in this paper, the gradual real numbers are considered and the notion of the gradual normed linear space is given. also some topological properties of such spaces are studied, and it is shown that the gradual normed linear space is a locally convex space, in classical sense. so the results in locally convex spaces can be translated in gradual normed linear spaces. finally, we give an examp...

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