In this paper, we first establish a truncated Second Main Theorem for algebraically nondegenerate holomorphic mappings f......

Based on the eigensystem {λj,φjof -Δ, the multiple solutions for nonlinear problem Δu+f(u)=0 in Ω,u=0 onαΩ are ap......

证明了Ｇ．ｌａｄａｓ提出的一个猜想：假定Ａ∈（０，∝），则差分方程ｘｎ＋１＝ｍａｘ｛ｘｎ＾２，Ａ｝／ｘｎｎｘ－１，ｎ＝０，１，…没有非平凡正解当ｎ→∝时收敛于极限值。......

目的 此研究观察了对扩张型心肌病患者长期（６个月）应用血管紧张素转换酶抑制剂（ＡＣＥＩ）对心功能和心脏大小的影响。方法 ３９例心功能ＮＹＨＡⅢ～Ⅳ级的扩......

The oldest Goldbach’s Conjecture (“Every even positive integer strictly larger than 4 is the sum of two primes”) has ......