在有效前沿上，风险是收益的严格单调递增凸函数，收益是风险的严格单调递增凹函数。
On the effect boundary, risk is return's rigid monotony increase by degrees convex function , return is risk's rigid monotony increase by degrees concave function.
同时在激励函数单调递增的条件减弱的情况下，给出了两条渐近稳定的定理，并给了严格的数学证明。
With the condition of inspirit functions increasing by degrees weakening, two new global asymptotic stable theorems and strict mathematic proof were given.
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