数学专业英语词汇14p adic algebra p进代数p adic fraction p进分数p adic integer p进整数p adic number p进数p adic representation p进表示p adic system p进法p adic valuation p进赋值pack束pair对paired comparison成对比较法paired samples成双样本pairing配对pairwise两两的pairwise independent events互相独立事件paleogeometry古几何学pantograph比例画器放大器parabola抛物线parabola of order n n阶抛物线parabolic coordinates抛物线坐标parabolic curve抛物曲线parabolic cusp抛物尖点parabolic cylinder抛物柱面parabolic cylinder function抛物柱面函数parabolic differential equation抛物型微分方程parabolic folium抛物叶形线parabolic orbit抛物线轨道parabolic point抛物点parabolic regression抛物回归parabolic segment抛物线段parabolic spiral抛物螺线parabolic type抛物型parabolograph抛物图形paraboloid抛物面paraboloid of revolution回转抛物面paraboloidal coordinates抛物面坐标paracompact space仿紧空间paradox悖论paradoxical荒谬的paradoxical set不合理集合parallactic displacement视差位移parallel平行线parallel algorithm并联算法parallel angle平行角parallel axiom平行公理parallel body平行体parallel circle平行圆parallel coordinates平行坐标parallel curve平行曲线parallel displacement平行位移parallel edge平行棱parallel line平行线parallel operation并行运算parallel plane平面平行的parallel projection平行射影parallel rule平行直尺parallel shift并行进位parallel slit平行缝隙parallel slit domain平行裂纹域parallel strip平行带parallel subspace平行子空间parallel surface平行曲面parallel translation并行进位parallelepiped平行六面体parallelepipedal neighborhood平行六面体邻域parallelism平行parallelizability可平行性parallelizable可平行的parallelizable manifold可平行廖parallelizable variety可平行廖parallelogram平行四边形parallelogram axiom平行四边形公理parallelogram identity平行四边形恒等式parallelogram law平行四边形定律parallelogram of forces力的平行四边形parallelotope超平行体parallels of latitude纬度线parameter参数parameter curve参数曲线parameter group参数群parameter integral参数积分parameter representation参数表示parameter space参数空间parameter variety参数簇parametric curvature参数曲率parametric curve参数曲线parametric equation参数方程parametric estimation参数估计parametric hypothesis参数假设parametric optimal solution参数最优解parametric optimization参数最优化parametric programming参数规划parametric representation参数表示parametric surface参数曲面parametric test参数检验parametric variable参变数parametrics参数学parametrix拟基本解parametrization参数化法parametron变参数元件parastatistics仲统计法paraxial旁轴的paraxial rays旁轴光线parent population母体parenthesis圈括弧parenthesize引入括弧内parity奇偶性parity check奇偶校验parity digit奇偶校验位parseval equality帕谢互尔等式parted hyperboloid双叶双曲面partial部分的partial carry部分进位partial confounding部分混区partial correlation偏相关partial correlation coefficient偏相关系数partial cross section部分截面partial denominator偏分母partial derivative偏导数partial difference偏差partial difference equation偏差分方程partial difference quotient偏差商partial differential偏微分partial differential coefficient偏导数partial differential equation偏微分方程partial differential equation of elliptic type椭圆型偏微分方程partial differential equation of first order一阶偏微分方程partial differential equation of hyperbolic type双曲型偏微分方程partial differential equation of mixed type混合型偏微分方程partial differential equation of parabolic type抛物型偏微分方程partial differential operator偏微分算子partial differentiation偏微分法partial fraction部分分数partial fraction decomposition部分分数展开partial fraction expansion部分分数展开partial function部分函数partial functor部分函子partial graph部分图partial linear differential equation线性偏微分方程partial mapping部分映射partial matrix子阵partial numerator偏分子partial ordering偏序partial product部分积partial rank correlation coefficient偏等级相关系数partial recursive function部分递归函数partial recursive scheme部分递归格式partial regression偏回归partial subgraph部分子图partial sum部分和partially adjoint operator部分伴随算子partially computable function部分可计算的函数partially differentiable function可偏微函数partially isometric operator部分等距算子partially ordered set半序集partially ordered space半序空间particular特别的particular integral特别积分particular solution特解partition分划partition function分折函数partition of an integer整数的分拆partition of unity单位分解partition problem划分问题partly well ordered set半良序集pascal distribution帕斯卡分布pascal hexagon帕斯卡六边形pascal line帕斯卡线pascal triangle帕斯卡三角形passive被动的path道路path component道路连通区path connected space道路连通空间path matrix道路矩阵path of a projectile弹道path of integration积分路线path space道路空间pathological function病态函数pattern图形pauli matrices泡利阵payoff支付payoff function支付函数payoff matrix支付阵peak峰pearson distribution皮尔逊分布pedal垂足线pedal circle垂足圆pedal curve垂足线pedal surface垂足曲面pedal transformation垂足变换pedal triangle垂足三角形peirce decomposition皮尔斯分解penalty function罚函数penalty method补偿法pencil束pencil of circles圆束pencil of conics二次曲线束pencil of curves曲线束pencil of lines线束pencil of parallel lines平行线束pencil of planes面束pencil of spheres球束pendulum摆pentad拼五小组pentadecagon十五边形pentagon五角形pentagonal number五角数pentagonal pyramid五角锥pentagram五角星pentahedron五面体pentaspherical coordinates五球坐标percent百分率percent error百分误差percentage百分率percentile百分位数perfect cube完全立方perfect field完全域perfect form完全型perfect group完全群perfect information完全信息perfect magic square完全幻方perfect mapping完全映射perfect matching全匹配perfect number完全数perfect number of the second kind第二类完全数perfect set完备集perfect space完全空间perfect square完全平方perfectly normal space完全正规空间perigon周角perimeter周围period周期period matrix周期矩阵period of a function函数的周期period of oscillation振荡的周期period relations周期关系式period strip周期带periodic周期的periodic distribution周期广义函数periodic element周期元素periodic error周期误差periodic function周期函数periodic group周期群periodic law周期律periodic motion周期运动periodic orbit周期轨道periodic solution周期解periodic system周期系periodical decimal fraction循环十进小数periodicity周期性periodicity interval周期性区间periodicity of function函数的周期性periodogram周期图periodogram analysis周期图分析periodograph周期图periodparallelogram周期平行四边形peripheral周边的peripheral device外围设备peripheral unit外围设备periphery周边permanently convergent series永久收敛级数permissible error容许误差permissible function容许函数permissible value容许值permutation置换permutation group置换群permutation homeomorphism置换同胚permutation operator置换算子permutation without repetition无重复排列permute排列perpendicular垂直线perpendicular at midpoint垂直等分线perpendicular plane垂直面perpendicularity正交性perpetuity永久personal error个人误差personal move个人步personal probability诸概率perspective透视perspective affine figure仿射图形perspectivity透视性pert程序监定技术perturb扰动perturbation扰动perturbation function摄动函数perturbation method摄动法perturbation of linear operators线性算子的摄动perturbation parameter摄动参数perturbation theory摄动理论perturbed motion摄动运动perturbed system摄动组pfaffian equation普法夫方程phase位相phase angle相角phase boundary相界phase condition相位条件phase coordinates相坐标phase diagram平衡图phase difference相差phase integral相积分phase modulation相位灯phase plane相位平面phase shift相移phase shift analysis相移分析phase space相空间phase transition相转移phase vector相向量phase velocity相位速度phenomenon现象photogeometry摄影几何学physical constant物理常数physical coordinates of vector field向量场的物理坐标physics物理学picard exceptional value皮卡例外值picard group皮卡群picard integral皮卡积分picard manifold皮卡簇picard variety皮卡簇pictogram象形图piecewise continuity分段连续性piecewise continuous function分段连续函数piecewise differentiable function分段可微函数piecewise linear element分段线性元素piecewise linear function分段线性函数piecewise linear map分段线性映射piecewise linearization分段线性化piecewise monotonic function分段单弹数piecewise regular boundary分段正则边界piecewise regulated function分段正则函数piecewise smooth分段光滑的piecewise smooth contour分段光滑围道piecewise smooth curve分段光滑曲线pilot survey试验甸pivot知pivot column知列pivot element知pivot row枢轴行pivoting旋转place位place value位值plan of experiment实验计划planar developable surface平面可展曲面planar graph平面图planar point平面点plane平面plane angle平面角plane at infinity无穷远平面plane concave平凹的plane configuration平面构形plane convex平凸的plane coordinates面坐标plane curve平面曲线plane dihedral angle平面二面角plane domain平面域plane figure平面图形plane geometry平面几何plane graph平面图plane of coordinates坐标平面plane of incidence入射面plane of perspectivity透视平面plane of projection射影平面plane of similarity相似平面plane of support支柱的平面plane of symmetry对称面plane of the section截口平面plane projective geometry平面射影几何plane surface平曲面plane symmetry平面对称plane triangle平面三角形plane trigonometry平面三角学plane vector field平面向量场planimeter面积仪planimetry测面积学planisphere平面球形图plano concave平凹的plano convex平凸的plasticity塑性plateau problem平稳问题platykurtic distribution低峰态分布platykurtosis低峰态player局中人plurigenus多狂pluriharmonic多重低的pluriharmonic function多重低函数plurisubharmonic多重次低的plurisubharmonic function多重次低函数plurisuperharmonic多重上低的plus加plus infinity正无穷大plus sign正号poincare conjecture庞加莱猜想poincare half plane上半平面poincare lemma庞加莱引理poincare manifold庞加莱廖poincare matrix庞加菜矩阵poincare model庞加莱模型poincare series庞加莱级数point点point at infinity无穷远点point circle点圆point diagram点图表point ellipse零椭圆point equation点方程point estimation点估计point finite cover点有限覆盖point function点函数point group点群point ideal点理想point involution点列对合point lattice点格point mass点质量point measure点测度point of adherence接触点point of closure触点point of condensation凝聚点point of continuity连续点point of convergence收敛点point of determinacy确定点point of discontinuity不连续点point of divergence发散点point of division分点point of indeterminacy歧点point of infinity无穷远点point of inflection拐点point of intersection交点point of irreducibility不可约性点point of semicontinuity半连续点point of support支撑点point of tangency切点point of uniform convergence一致收敛点point pair点偶point process点过程point range点列point sequence点序列point set点集point slope form点斜式point spectrum点谱point sphere点球point symmetry点对称pointed complex有点复形pointed cone尖锥pointed set有点集pointed simplicial complex有点单纯复形pointer地址计数器pointwise bounded sequence点态有界序列pointwise continuity点态连续性pointwise continuous function点态连续函数pointwise convergence点态收敛pointwise convergent family点态收敛族pointwise convergent sequence点态收敛序列pointwise discontinuity点态不连续性pointwise monomorphism点态单射pointwise relaxation点态松弛poisson bracket泊松括号poisson distribution泊松分布poisson equation泊松方程poisson ratio泊松比poisson summation泊松求积poisson summation formula泊松求和公式polar极的polar angle极角polar axis极轴polar circle极圆polar conic极圆锥曲线polar coordinate chart极坐标图polar coordinate paper极坐标图polar coordinates极坐标polar curve配极曲线polar decomposition极分解polar developable配极可展曲面polar diagram极线图polar distance极距polar equation极方程polar form极形式polar form of complex number复数的极式polar integral equation极性积分方程polar line极线polar normal极法线polar of a quadratic form二次形式的极polar plane极面polar planimeter极面积仪polar radius极半径polar reciprocal body配极体polar set极集polar subtangent极次切距polar surface极曲面polar system极系polar tetrahedron配极四面体polar theory配极论polar triangle极三角形polar trihedral极三面形polar vector极向量polarity配极polarization identity极化恒等式polarized abelian variety配极阿贝耳簇polarized variety配极簇pole极pole of a function函数的极pole of resolvent预解式的极policy策略policy iteration策略迭代法polycylinder多圆柱polygamma function多函数polygon多角形polygon of forces力的多角形polygonal domain多角形域polygonal line折线polygonal net多角形网polygonal number多角数polygonal set多角集polyharmonic equation多重低方程polyharmonic function多重低函数polyhedral angle多面角polyhedral complex多面复形polyhedral domain多面体域polyhedral game多面体对策polyhedral group多面体群polyhedral set多面集polyhedron多面体polyhex六面体polynomial多项式polynomial approximation多项式近似polynomial coefficient多项式系数polynomial distribution多项分布polynomial equation多项式方程polynomial expansion多项展开式polynomial game多项式对策polynomial model多项式模型polynomial of a variable一变量多项式polynomial of best approximation最佳逼近多项式polynomial of degree n n次多项式polynomial of n th degree n次多项式polynomial polyhedron多项式多面体polynomial representation多项式表示polynomial ring多项式环polynomial solution多项式解polynomial theorem多项式定理polynomial trend多项式瞧polytropic curve多变曲线polytropic line多变曲线pontryagin maximum principle庞特里雅金极大原理pooled error合并误差population母体population genetics总体遗传学population mean总体均值population parameter总体参数population statistics人口统计position位置position function位置函数position of a relative maximum相对极大点position of an extremum极值点position parameter位置参数position vector位置向量positional game位置对策positional notation位置记数法positive angle正角positive component正分量positive cone正锥positive correlation正相关positive definite eigenvalue problem正定特盏问题positive definite form正定型positive definite kernel正定核positive definite matrix正定矩阵positive definite operator正定算子positive definite quadratic form正定二次型positive direction正方向positive function正函数positive integer自然数positive linear operator正线性算子positive logic正逻辑positive matrix正阵positive number正数positive operator正算子positive part正部分positive real function正实函数positive real number正实数positive root正根positive semidefinite form半正定型positive semidefinite matrix非负半正定阵positive sign正号positive term series正项级数positive variation正变差positively definite eigenvalue problem正定特盏问题positively definite sequence of numbers正定数列positively definite variational problem正定变分问题positively related正相关的possibility可能性posterior distribution后验分布posterior probability后验概率postnikov system波斯特尼科夫系postulate公设postulation假定potency基数potency of a set集的势potential位势potential difference位势差potential energy势能potential field位势场potential flow位势流potential function位势函数potential gradient位势梯度potential infinity潜无穷potential scattering位势散射potential theoretical位势论的potential theory位势论power幂power associative algebra幂结合代数power density谱线密度power expansion按幂展开power exponent幂指数power function幂函数;功效函数power mean幂平匀power of set集的势power residue symbol幂剩余符号power series幂级数power series expansion幂级数展开power series method幂级数法power series ring幂级数环power set幂集power spectrum功率谱practical unit实用单位pre hilbert norm准希耳伯特模pre hilbert space准希耳伯特空间preadditive category预加性范畴precession进动precise精确的precision精度precompact linear mapping准紧线性映射precompact set准紧集precompact space准紧空间precompactness准紧性predecessor前趋predecessor function前钳数predicate谓词predicate calculus谓词演算predicate calculus of the third order三阶谓词演算predicate calculus with identity带恒等式的谓词演算predicate constant谓词常数predicate logic谓词演算predicate symbol谓词符号predicate variable谓词变项prediction law预报律prediction theory预报理论predictor预示predictor corrector method预示校正法predual预对偶preference relation选择关系preference testing选择检验prefix前束prehistory履历preimage逆象premise前提prenex formula前束式prenex normal form前束范式preorder拟序preradical预根式prescheme前概型preservation保存preserve保存preset parameter预置参数presheaf预层pressure压力presume假定presumption假定presuppose假定presupposition假定price价格primal problem原始问题primal simplex method原来单形法primal solution原来问题解primal variable原来变量primary abelian group准素阿贝耳群primary component准素分支primary decomposition原始分解primary difference第一差别类primary ideal准素理想primary minimum肢小primary obstruction第一障碍类primary ring准素环primary submodule准素子模prime component素分量prime conjunction素连接prime divisor素因子prime dual ideal素对偶理想prime element素元prime factor素因数prime factorization素因子分解prime field素域prime filter素滤子prime formula原始公式prime graph素图prime ideal素理想prime ideal theorem素理想定理prime number素数prime number problem素数问题prime number theorem素数定理prime pair素数对prime polynomial素多项式prime polynomial ideal素多项式理想prime power素数幂prime spot素点primitive cohomology原始上同调primitive element本原元素primitive equation本原方程primitive function原函数primitive group本原群primitive idempotent element本原幂等元素primitive period原始周期primitive period parallelogram原始周期平行四边形primitive period system原始周期primitive periods原始周期primitive polynomial本原多项式primitive recursive attribute原始递归属性primitive recursive function原始递归函数primitive recursive isomorphism原始递归同构primitive recursive predicate原始递归渭词primitive root原根principal adele症代尔principal anti automorphism执自同构principal axes of stress应力轴principal axis轴principal axis transformation轴变换principal branch殖principal branch of general power一般幂的枝principal branch of natural logarithm自然对数的枝principal branch of radical根基的枝principal bundle衷principal character重贞principal circle植principal coincidence curve筑合素曲线principal component种量principal congruence subgroup脂余子群principal curvature助率principal curve助线principal diagonal衷角线principal direction纸向principal distribution parameter种布参数principal divisor烛子principal factor烛子principal fibration炙维化principal filter炙子principal fractionary ideal种式理想principal genus竹principal ideal猪想principal ideal domain猪想整环principal ideal ring猪想环principal ideal theorem猪想定理principal isobaric surfaces标准等压面principal map殖射principal matrix重阵principal maximum肢小principal minor钟行列式principal moment of inertia知动惯量principal normal吱线principal normal bundle吱线丛principal normal vector吱线向量principal part挚principal part of laurent series罗郎级数的挚principal plane纸面principal point帚principal series烛列principal solution肘principal surface助面principal tangent中线principal term诸principal trace郑principal uniformization芝值化principal value值principal value of argument辐角的值principal value of integral积分的值principal value of power幂的值principal value of radical根基的值principal variable咒数principle原理principle of abstraction抽象原理principle of balayage扫除原理principle of choice选择公理principle of comparison比较原理principle of continuity连续原理principle of correspondence对应原则principle of counting constants常数计数原理principle of domination优势原理principle of duality对偶原理principle of energy能量原理principle of equilibrium平衡原理principle of harmonic measure低测度原理principle of indeterminancy测不准原理principle of least action最小酌原理principle of least curvature最小曲率原理principle of mathematical induction数学归纳法原理principle of reflection反射原理principle of relativization相对化原理principle of transfinite induction超限归纳原理principle of variation变分原理principle of virtual displacement虚位移原理prior distribution先验分布prior probability先验概率prism角柱prismatic棱柱的prismatic surface棱柱曲面prismatoid旁面三角台prismoidal formula似棱体公式pro finite group射有限群probabilistic概率的probabilistic method in statistical mechanics统计力学中的概率方法probability概率probability curve概率曲线probability density概率密度probability distribution概率分布probability distribution function分布函数probability element概率元素probability field概率场probability function概率函数probability generating function概率母函数probability integral概率积分probability matrix随机阵probability measure概率测度probability model随机性模型probability of occurrence事件概率probability paper概率纸probability sampling概率抽样probability space概率空间probability theory概率论probability unit概率单位probability vector概率向量probable deviation概差probable ellipse概率椭圆probable ellipsoid概率椭球probable error概差probit概率单位probit analysis概率单位分析problem of contact接触问题problem of fixed points不动点问题problem of geometrical construction几何准问题problem of moments矩问题problem of prime twins孪生素数问题problem on obstacle障碍问题process过程process control过程控制process with independent increments独立增量过程processing处理producer's risk厂方风险product积product algebra积代数product bundle积丛product category积范畴product complex积复形product directed set积有向集product formula乘积公式product integral乘积积分product mapping积映射product measure乘积测度product metric乘积度量product module积模product moment积矩product moment correlation积矩相关product of events事件的积product of relation关系的积product preserving functor积保存函子product representation of equation方程的积表示product series积级数product set积集product sign乘号product space积空间product topology积拓扑product transformation积变换product uniformity积一致性product variety积簇production生成profit利益program程序program library程序库program parameter程序参数program register程序寄存器program tape程序带program test程序检验programmer程序设计员programming程序设计progression级数project射影projecting plane射影面projection射影projection gradient method投影梯度法projection matrix射影矩阵projection plane射影平面projective algebraic variety射影代数簇projective arc length射影弧长projective collineation射影直射变换projective cone射影锥projective conic射影圆锥曲线projective connection射影联络projective coordinate system射影坐标系projective coordinates射影坐标projective cover射影覆盖projective curvature tensor射影曲率张量projective deformation射影变形projective differential geometry射影微分几何学projective dimension射影维数projective general linear group射影一般线性群projective generation射影产生projective geometry射影几何学projective limit逆向极限projective line射影直线projective line element射影线元projective mapping射影映射projective metric射影度量projective minimal surface射影极小曲面projective module射影模projective normal射影法线projective object射影对象projective parameter射影参数projective pencil of lines射影线束projective plane射影平面projective principal normal射影吱线projective property射影性质projective quadric射影二次曲面projective relation射影关系projective representation射影表示projective set射影集合projective space射影空间projective tensor射影张量projective theorem射影定理projective transformation射影变换projective variety射影簇projective vector射影向量projectively flat space射影平坦空间projectivity射影关系projector射影算子prolate cycloid长辐旋轮线prolate ellipsoid长椭球prolate spheroid长椭球prolongation开拓promotion of convergence收敛的促进proof证明proof of existence存在证明proof theory证蜜propagation传播propagation of errors误差传播proper class本原元素proper convex body固有凸体proper convex function特展函数proper divergence定发散proper dual ideal固有对偶理想proper face真面proper factor真因子proper factor group真剩余群proper fraction真分数proper fractional function真分数函数proper frequency固有频率proper function特寨数proper lorentz group正常洛伦茨群proper morphism真射proper motion固有运动proper movement固有运动proper orthogonal group特殊正交群proper orthogonal matrix特正交矩阵proper point固有点proper point of inflection固有变曲点proper quadric真二次曲面proper subgraph真子图proper subgroup真子群proper subset真子集proper subspace本沼空间proper value特盏proper vector特镇量properly discontinuous纯不连续的properly discontinuous group纯不连续群properly divergent sequence正常发散序列properly divergent series正常发散级数proportion比例proportional比例的proportional allocation比例配置proportional compasses比例规proportional component比例分量proportional counter正比计数器proportional part比例部分proportional quantities比例量proportional region正比区proportional sampling比例抽样proportionality比例proportionality coefficient比例系数proportionality factor比例系数proportionality limit比例极限proposition命题propositional algebra命题代数propositional calculus命题演算propositional connective命题联结词propositional function命题函数propositional inference命题推演propositional logic命题逻辑propositional variable命题变元protractor量角器分度规provability可证迷provable可证媚;可证的provable formula可证公式prove证明论证proximity附近proximity relation邻近关系proximity space邻近空间pseudo abelian category伪阿贝耳范畴pseudo euclidean space伪欧几里得空间pseudo random number伪随机数pseudo tensor伪张量pseudoanalytic function伪解析函数pseudoarc伪弧pseudobasis伪基pseudocatenary伪悬链线pseudocatenoid伪悬链曲面pseudocode伪码pseudocoherent sheaf伪凝聚层pseudocompact伪紧的pseudocomplement伪余pseudocomplemented lattice伪有余格pseudocomplex manifold伪复廖pseudoconformal geometry伪保角几何pseudoconformal mapping伪保角映射pseudoconvex伪凸的pseudoconvex domain伪凸域pseudoconvex function伪凸函数pseudoconvexity伪凸性pseudocycle伪循环pseudocycloid伪旋轮线pseudodifferential operator伪微分算子pseudodistance伪距离pseudoelliptic function伪椭圆函数pseudoelliptic integral伪椭圆积分pseudofunctor伪函子pseudogroup of transformations伪变换群pseudoharmonic function伪低函数pseudoinverse operator伪逆算子pseudomanifold伪廖pseudomeasure伪测度pseudometric space伪度量空间pseudometric uniformity伪度量一致性pseudometrizable uniform space伪可度量化的一致空间pseudonorm伪范数pseudonormed space伪赋范空间pseudoperiod伪周期pseudoperiodic function伪周期函数pseudoprime number伪素数pseudoproduct伪积pseudorandom number伪随机数pseudorecurrence伪递推pseudoscalar伪纯量pseudoscalar coupling伪标量耦合pseudosphere伪球面pseudospherical space伪球形空间pseudospherical surface伪球形曲面pseudospiral伪螺线pseudotensor伪张量pseudotractrix伪曳物线pseudotriangle伪三角形pseudovaluation伪赋值psi function双函数psychometrics计量心理学puiseux series皮瑟级数pulsation脉动pulse脉冲pulse length脉冲长度punch card穿孔卡片punch position穿孔位置punch tape穿孔带punched hole穿孔punctured disk有孔圆盘puppe exact sequence普佩正合序列pure complex纯复形pure continuous spectrum纯连续谱pure geometry综合几何学pure mathematics抽象数学pure point spectrum纯离散谱pure predicate calculus of first order一阶纯谓词演算pure set theory一般集合论pure state纯状态pure strategy纯策略pure surd纯不尽根purely discrete spectrum纯离散谱purely imaginary number虚数purely inseparable纯不可分的purely inseparable element纯不可分元素purely inseparable extension纯不可分扩张purely transcendental extension纯超越扩张pursuit curve追踪曲线pyramid角锥pyramidal角锥的pyramidal surface棱锥曲面pythagoras theorem毕达哥拉斯定理pythagorean field毕达哥拉斯域pythagorean numbers毕达哥拉斯数。