传统的基于有限域的离散对数问题因为可以使用指标计算方法而存在亚指数时间算法求解。
The classical discrete logarithm problem in finite prime fields can be solved in an expected time which is subexponential in the group size via the socalled index calculus method.
澳大利亚股指期货下跌99点，至3 995.0，比该期货标的——澳大利亚S&P/ASX200指数.AXJO在上一交易日收盘时的点位低146.3。
Share index futures dropped 99 points to 3, 995.0, a 146.3 point discount to the close of the underlying S&P/ASX 200 index .AXJO.
摩根斯坦利亚太指数上涨1.2%，日本出口增长超过预期，新加坡证券交易所同意收购澳大利亚证券交易集团。
The MSCI Asia Pacific Index jumped 1.2 percent as Japanese exports gained more than forecast and Singapore Exchange Ltd. agreed to buy ASX Ltd., Australia’s stock market operator.
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