For double limit of a binary function, the existence of the limit and the methods to seek its solution are emphasis among our focus.

对于二元函数的二重极限，重点是极限的存在性及其求解方法。

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Moreover, a formula for calculating double limit cycle bifurcation is derived. Finally, the complete bifurcation diagrams and phase portraits are obtained.

给出了完整的分支图和各区域上的相轨线结构。结果表明，非对称项引起二重极限环分支和分支曲线的复杂性。

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The double limit current circuit and electronic surge force absorbed or isolated circuit are introduced. The problems of electronic surge strike and current stable are solved.

通过双限流电路和浪涌强制吸收或隔离保护电路的设计，解决了大功率半导体激光器驱动电源常见的浪涌冲击和电流恒定的难题。

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Real Madrid star striker Karim Benzema was clocked driving 216 kilometers per hour (about 134 mph) -- more than double the speed limit -- before dawn on February 3 on a Madrid highway, and he could lose his license for at least a year, a Traffic Directorate spokeswoman told CNN.

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While wholesale prices are easing, consumer inflation is still in double digits and could limit rate cuts to just a quarter percentage point next week.

WSJ: India Inflation Picks Up

But that does not prove Dr Dunbar's hypothesis is correct, and other anthropologists, such as Russell Bernard and Peter Killworth, have come up with estimates of almost double the Dunbar number for the upper limit of human groups.

ECONOMIST: Even online, the neocortex is the limit