在《欧洲数学学会通讯》6月版上，几位数学家仔细琢磨了数学发现和发明的问题。
Several mathematicians will ponder the question of whether math is invented or discovered in the June European Mathematical Society Newsletter.
多数公司共用无线发射塔，还学会了如何压缩通讯流量。
Most companies share radio towers and have learned how to compress traffic.
研究结果将于本周在魏茨曼英国伦敦大学会议上作出报道，并发表于即将出版的《物理评论通讯》上。
The research is being reported this week at the Weizmann U. K. conference at University College London and will appear in an upcoming issue of Physical Review Letters.
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