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我有以下向量:
a = [1 2]; b = [0.25 0.5];
我想获得一个 2x2 矩阵c:
c
c = [1/0.25+1/0.5 2/0.25+1/0.5 1/0.25+2/0.5 2/0.25+2/0.5];
我的目标是在以后用更多的值扩展这个模型
谢谢
最好的线性代数:
(1./b')*a
repmat(a,size(b,2),1)./repmat(b',1,size(a,2))
我有一个项目,用户将提交表单,服务器将进行一些处理。我面临一个问题,即用户太快地单击提交按钮两次,这会导致服务器出现异常。我想要做的是在不禁用按钮的情况下防止双击(这是客户端的要求:()。代码片段是:
<h:commandButton id="create_acct_btn" styleClass="common_btn" value="#{msg['ui