<div dir="ltr">You can do<div>x^T = (<span style="font-size:12.8px">y^T * A)^T = A^T *y (</span><a name="MatMultTranspose" style="color:rgb(0,0,0);font-family:Times"><h1 style="display:inline!important"><span style="font-weight:normal"><font size="2">MatMultTranspose)</font></span></h1></a></div><span style="color:rgb(0,0,0);font-family:Times;font-size:medium"></span><div><span style="font-size:12.8px"><br></span></div><div><span style="font-size:12.8px">Hong</span></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Feb 18, 2016 at 9:13 AM, peter tutuk <span dir="ltr"><<a href="mailto:petertututk@gmail.com" target="_blank">petertututk@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hello, <div><br></div><div>I need to perform following operation</div><div><br></div><div>x = y^T * A,</div><div><br></div><div>where y and x are R^n vectors and A is a matrix of dimension n x m. Is there any routine, which could help me, which I wasn't able to find? </div><div><br></div><div><br></div><div>many thanks, </div><span class="HOEnZb"><font color="#888888"><div>peter </div><div><br></div></font></span></div>
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