非空子集 的英文怎麼說
中文拼音 [fēikōngzijí]
非空子集
英文
non-empty subset-
V'is a nonempty subset of v.
V是v的一個非空子集。Through the approach of investigative questionnaire and ability examination, considering both teachers " teaching practice in senior high school and students " need in analyzing and resolving problem, taking the method of fixing the quality and quantity, we make a demonstration research. at last, we draw a conclusion that the 19 manifestations of chemistry ability can be reduced to three levels : the basal level, called repeating thinking, includes distinguishing and judging the chemical fact and relations of quantity in chemical reaction, comparing and summarizing the chemistry fundamental knowledge ; innovative thinking level includes illogical thinking and logical thinking. illogical thinking mainly contains intuition, association and space imagination of micro - particle
通過調查問卷、能力測試等途徑,結合教師在中學化學的教學實踐和學生在分析、解決問題的實際需要,採用定性與定量結合的方法,進行實證研究,得出結論:化學學科能力的19種表現形式歸納為3個層次:最基礎的再造性思維能力層次包括對化學事實和化學反應中量的關系的識別和判斷、對化學基礎知識的比較概括;以培養創新能力為核心的創造性思維層次包括化學直覺思維、聯想、對微觀粒子的空間想象為主的非邏輯思維和靈活運用已學的化學知識通過分析、綜合地解決問題為主的邏輯思維;化學實驗能力層次是化學學科能力的最高層次,它以思維能力為基礎,集中體現了化學教學的基本特徵,實驗能力層次包括:選用實驗方法和設計實驗方案,對實驗的評價,研究和處理實驗事實、資料、數據,發現規律,表達實驗及其結果,最終解決問題的能力和發散思維。Rabbit brother and sister to the water, the game is very simple to operate, the key to escape various obstacles, the space bar to jump over obstacles pay attention to the road can be collected treasures
兔子兄妹來劃水,游戲的操作非常簡單,方向鍵躲避各種障礙,空格鍵跳過障礙,同時注意路上可以收集的寶物Introduction : rabbit brother and sister to the water, the game is very simple to operate, the key to escape various obstacles, the space bar to jump over obstacles pay attention to the road can be collected treasures
兔子兄妹來劃水,游戲的操作非常簡單,方向鍵躲避各種障礙,空格鍵跳過障礙,同時注意路上可以收集的寶物Chapter 2 of this paper, by using a new method of proof, we obtain the weak ergodic convergence theorem for general semigroups of asymptotically nonexpansive type semigroups in reflexive banach space. by theorem 2. 1 of chapter 1 we get the weak ergodic convergence theorem of almost orbit for general semigroups of asymptotically nonexpansive type semigroups in reflexive banach space. by this method of proof, we give the weak ergodic convergence theorems for right reversible semigroups. by theorem 2. 1 of chapter l, we generalize the result to almost orbit case. so we can remove a key supposition that almost orbit is almost asymptotically isometric. it includes all commutative semigroups cases. baillon [ 8 ], hirano and takahashi [ 9 ] gave nonlinear retraction theorems for nonexpansive semigroups. recently mizoguchi and takahashi [ 10 ] proved a nonlinear ergodic retraction theorem for lipschitzian semigroups. hirano and kido and takahashi [ 11 ], hirano [ 12 ] gave nonlinear retraction theorems for nonexpansive mappings in uniformly convex banach spaces with frechet differentiable norm. in 1997, li and ma [ 16 ] proved the ergodic retraction theorem for general semitopological semigroups in hilbert space without the conditions that the domain is closed and convex, which greatly extended the fields of applications of ergodic theory. chapter 2 of this paper, we obtain the ergodic retraction theorem for general semigroups and almost orbits of asymptotically nonexpansive type semigroups in reflexive banach spaces. and we give the ergodic retraction theorem for almost orbits of right reversible semitopological semigroups
近年來, bruck [ 5 ] , reich [ 6 ] , oka [ 7 ]等在具frechet可微范數的一致凸banach空間中給出了非擴張及漸近非擴張映射及半群的遍歷收斂定理。 li和ma [ 13 ]在具frechet可微范數的自反banach空間中給出了一般交換漸近非擴張型拓撲半群的遍歷收斂定理,這是一個重大突破。本文第二章用一種新的證明方法在自反banach空間中,研究了揚州大學碩士學位論文2一般半群上的( r )類漸近非擴張型半群的弱遍歷收斂定理,即:定理3 . 1設x是具性質( f )的實自反banach空間, c是x的非空有界閉凸子集, g為含單位元的一般半群, s =仕工, 。This study aims at censusing of the panda population, panda ' s exploitation of habitats and impacts of various human activities on the giant pandas and its habitats. the route transect method was used and plots were set along the route in each valley at wanglang
調查方法是在王朗保護區內設置樣線,沿樣線設置樣方,在樣方中收集大熊貓各類痕跡的數量、特徵、空間位置和生物與非生物環境因子。Along the way, americans produced a great middle class and security in old age ; built unrivaled centers of learning and opened public schools to all ; split the atom and explored the heavens ; invented the computer and the microchip ; and deepened the wellspring of justice by making a revolution in civil rights for african americans and all minorities, and extending the circle of citizenship, opportunity and dignity to women
這一進程中,美國形成了一個龐大的中產階級和老年人保險制度;建立了無與倫比的學術中心;為全民開辦了公立黨校;分裂了原子,探測了太空;發明了計算機和集成電路;掀起了一場非裔美國人和少數民族的民權革命運動,深掘了正義的源泉;擴大了婦女公民權利和義務、就業機會和人身尊嚴。When there is not a trusted share distribution center, this dissertation gives a solution how the group signature is realized for vector space access structure, or constructs a vector space secret sharing - multisignature scheme without trusted share distribution center, and analyzes its security. the generalized - multisignature scheme is proposed based
在該方案中,參與者共享rsa簽名方案的秘密密鑰,能保證矢量空間訪問結構中參與者的授權子集產生有效的rsa群簽名,而參與者的非授權子集不能產生有效的rsa群簽名。In the paper, new classes of generalized lkkm and generalized s - lkkm mappings in a nonempty subset of a l - convex space are obtained
本文首先在l -凸空間的非空子集上引進新的廣義lkkm映射和廣義s - lkkm映射。This article shows a new method to construct symmetric compacted orthogonal wavelet packet basis : the original compacted orthogonal wavelet basis and scaling function are decomposed into symmetric and anti - symmetric parts respectively , then we prove that three of four parts is also wavelet basis and another is scale function. we find it simple to process 1 - d signal. finally, by these results above, all the results above are applied to dsp
本文提出一種新的對稱化方法,把一大類緊支集實值的非對稱正交小波函數分解成對稱和反對稱兩部分,並證明了其相應的兩部分仍然構成對稱和反對稱的緊支正交小波基,而且我們發現尺度函數對稱和反對稱部分分別是某子空間的尺度函數和小波函數。The compact support wavelet which is real and orthogonal isdivided into two parts : symmetrical part and anti - symmetrical one. it proves that both the two parts are still made into compact orthogonal wavelet base which are symmetrical and anti - symmetrical respectively. it proves that symmetrical part and anti - symmetrical one of scale function are scale function and wavelet function in some subspace respectively
本文提出一種新的對稱化方法,把一大類緊支集實值的非對稱正交小波函數分解成對稱和反對稱兩部分,並證明了其相應的兩部分仍然構成對稱和反對稱的緊支正交小波基,而且我們發現尺度函數對稱和反對稱部分分別是某子空間的尺度函數和小波函數。By analyzing their energy offset on the interfaces, we found that the introduction of ii - vi compounds replaces the original steep barrier with ladder - like barriers. the injection probability becomes the production of two injection probabilities through lower barriers and become larger than the original one. in chapter 5 we want to utilize the deeper, dynamical ( in addition of static ) properties of semiconductor to reinforce the luminescence of oel
為使類陰極射線發光同有機電致發光集成,我們設計了非對稱結構al sioz mnppvn , mn ppv中的發光是由於從sioz出來的電子和從ld注人的空穴的復合,而由於sioz中的電子的倍增過程,從sioz層出來的電子能量不是單一的,而有一個從低能到高能的分佈。In this paper it is proved that there are no scramble sets with nonzero invariant probability measure and especially there are no sequence - distribution - scramble sets with nonzero invariant probability measure in the minimal mappings of a compace metric space and interval mappings with zero topological entropy
摘要證明緊度量空間的極小映射以及拓撲熵為零的區間映射不存在具有非零不變概率測度的混沌子集,特別不存在具有非零不變概率測度的序列分佈混沌子集。In this paper, the notion of likelihood ratio, as a measure of deviation between a sequence of the arbitrary random variables and a sequence of independent random variables with different distributions, is introduced. a class of strong deviation theorems represented by inequalities are given on a subset of the sample space by constructing a negative supermartingale and using martingale convergence theorem
本文通過引進似然比作為相依隨機變量序列相對于服從不同分佈的獨立隨機變量序列的偏差的一種度量,並通過構造一個非負上鞅,利用鞅收斂定理給出了樣本空間的一個子集上的一類用不等式表示的強偏差定理。Alternatively, we investigate the relationships between the space of bounded operators and its regular operator subspace with respect to the operator norm topology, thereby answering partially the question of how big the regular operator subspace is and discussing the existence of strongly non - regular operators between some classical banach lattices
這里把這一問題轉化為考察有界線性運算元空間與它的正則運算元子空間在(一致)運算元拓撲之下的關系,從而部分的回答了正則運算元集合在有界線性運算元空間中有多大的問題,解決了經典banach格上強非正則運算元的存在性。The representation theories of mp - filter which is created by an non - empty set of a implication algebra on a partial ordered set with condition ( c ) are obtained at first. and it ' s proved that the set which contains all mp - filters of a implication algebra x, denoted by mf ( x ) = { f x f is a filter of x }, is a distributive lattice and a complete lattice also in the view of the concept of mp - filter. then the fuzzy filter of a implication algebra is discussed, and the relations between mp - filter and fuzzy filter are obtained
藉助于mp -濾子的概念,得到了偏序集上具有條件( c )的蘊涵代數中由非空集合所生成mp濾子的表示定理,證明了由其上所有mp -濾子組成的集合mf ( x )是一個完備的分配格;得到了蘊涵代數中fuzzy濾子與mp濾子的關系,給出了fuzzy濾子成為fuzzy素濾子的若干刻畫;並利用mp -濾子和fuzzy濾子,刻畫了一類偏序集上蘊涵代數的結構。A time scale t is an arbitrary nonempty closed subset of the real numbers. in the paper, we study quasilinearization and the monotone iteration methods for second - order nonlinear boundary value problems on time scales
時間模t _ 1是實數集上的一個非空閉子集,本文討論了時間模上二階非線性邊值問題的擬線性方法和單調迭代方法。Reich [ 2 ] proved the ergodic theorems to nonexpansive semigroups in hilbert spaces. takahashi and zhang [ 3 ], tan and xu [ 4 ] extended baillon ' s theorem to asymptotically nonexpansive and asymptotically nonexpansive type semigroups in hilbert spaces. recently, reich [ 6 ], bruck [ 5 ], oka [ 7 ] gave the ergodic convergence theorems for nonexpansive, asymptotically nonexpansive mappings and semigroups in uniformly convex banach spaces with frechet differentiable norm. li and ma [ 13 ] obtained the ergodic convergence theorems for general commutative asymptotically nonexpansive type topological semigroups in reflexive banach space, which is a great breakthrough
Baillon [ 1 ]首先在hilbert空間的非空凸閉子集上給出了非擴張映照的弱遍歷收斂定理。 baillon的定理引起了很多數學家的興趣, reich [ 2 ]在hilbert空間中證明了非擴張半群的遍歷收斂定理。 takahashi和zhang [ 3 ] , tan和xu [ 4 ]分別將baillon的定理推廣到漸近非擴張半群及漸近非擴張型半群。The length should be added if the cost is n ' t increased and the installation is convenient, the diameter should be chose by the local weather condition and the using requirement ; the gas pressure should be not higher than 5 x 10 - 2pa and the emissivity should be less than 0. 1, the spring should be small and narrow in order to decrease the heat loss, the gas absorbed getter should not be too many as long as it can absorb the residual gas and keep the vacuum degree
在不影響安裝和增加成本的情況下,應適當增加太陽能真空集熱管的長度;根據當地的氣候條件和使用要求來綜合考慮選擇直徑;國標規定的真空度必須達到5x10 』 zpa ,發射率小於0 . 1是合理的;彈簧卡子不要選用很寬、很大的尺寸,盡量減少接觸熱損;吸氣劑並非越多越好,只要能夠吸收殘余氣體,保證一定的真空度即可。分享友人