| 1. | That leads to biquadratic equations for solution .
它们又引出待解的双二次方程。 |
| 2. | The present ph . d dissertation is concerned with the dynamics of biquadratic polynomials
本文主要研究双二次多项式的动力系统。在上世纪末， j |
| 3. | The approximation of the parabolic integro - differential equations is studied with anisotropic biquadratic finite element
摘要研究具有各向异性特征的双二次元对抛物积分微分方程进行了逼近。 |
| 4. | Next , we discuss a family of biquadratic polynomials with one parameter so that the critical point 0 is a fixed point
其次，我们讨论了临界点0为不动点的单参数双二次多项式族；该族可表示为：人（ 。 |
| 5. | Compare the system ' s classical chaos motion between the double - potential well in the tiled magnetic field and that of potential well including biquadratic term
比较了倾斜磁场作用下的双势阱和含有4次方的势阱两种情况下系统的经典混沌运动特征。 |
| 6. | Its biquadratic finite element approximation is considered and under the appropriately graded meshes , quasi - optimal order error estimates in the - weighted h ^ 1 - norm , up to a logarithmic factor in the singular perturbation parameter , are proved
然后，考虑此方程在分层网格剖分上的双二次有限元逼近，在-加权h ^ 1 -模意义下得到了至多相差一个关于摄动参数对数因子的拟最优阶收敛的误差估计。 |
| 7. | The enhancement of process , the feature size of device becomes smaller , and the deductions of the power supply require the art of design should be consummated . this article firstly makes a detailed analysis and expatiation for the operational principle and design technique of switched - capacitors - filter . then realize the filter design in biquadratic method and z - domain synthesis
本文在对开关电容滤波器的工作原理及设计方法进行了系统的阐述和分析的基础上，分别用双二阶方法和z域合成法实现了适用于dtmf信号的开关电容滤波器的设计，并用无锡华晶0 . 6 mcmos工艺( csmc60 )进行了仿真。 |
| 8. | Let f be a biquadratic polynomial , then ( 1 ) the julia set of f is connected if and only if the orbits of all critical pionts are bounded ; ( 2 ) the julia set of f is totally disconnected if and only if every connected component of the filled julia set of f containing critical points is not periodic under iterations : ( 3 ) if f does not satisfy the conditions ( 1 ) and ( 2 ) , then the julia set of f has infinitely many non - trivial connected components , where a component is trivial if it contains only one point
A集是完全不连通的当且仅当f的任何临界声、不属于填充julm集的周期分支内。你当j的临界卢、不满足条件小， ” j时， f的几ha集有可数个非平凡的连通分支，这里，一个分支是平凡的，如果它仅由一个卢、组成。 。 |
| 9. | Furthermore , we made a great deal of numerical experiments and the numerical results suggest that the new 9 parameters triangular element is more effective than robust element , and the new 12 parameters rectangular element is more effective than the 12 parameters one in [ 5 ] , acm , and the non - complete biquadratic rectangular element
0 )的收敛性，并进行了大量数值实验，结果表明：新的9参三角形元比robust非协调元，新的12参矩形元已有的12参矩形元， acm元，不完全双二次矩形元数值效果都要好 |
| 10. | A . douady had suggested to study dynamics of biquadratic polynomials . by definition , a biquadratic polynomial is the composition of two quadratic polynomials , so it is an even quartic polynomials which can be written as f ( z ) = z4 + az2 + 6 , where a , b are parameters . it is easy to see that / has a critical point at 0 and two symmetric critical points at
A . douadv曾建议对双二次多项式的动力系统进行研究，所谓双二次多项式就是两个二次多项式的复合，也即偶四次多项式，在一个线型共轭下可以记为fz ) = z ~ 4 + z ~ 2 + b ，这里o ， b是参数，点0是它的一个临界点，另外还有两个对称的临界点( ( - a ) 、 2 ) ~ 2 。 |
