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<div>I am trying to plot the following two graphs in pstricks using algebraic rather than reverse polish, but without success.  Can someone tell me what I am doing wrong?</div>

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<div>Many thanks,</div>

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<div>D. W. Jones</div>

<div class="p1" style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 18px; line-height: normal; font-family: Arial;">\psset{xunit=0.3,yunit=3}</div>

<div class="p1" style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 18px; line-height: normal; font-family: Arial;">\begin{pspicture}(0,-1)(10,1.3)</div>

<div class="p1" style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 18px; line-height: normal; font-family: Arial;">\psset{algebraic=true,plotpoints=501}</div>

<div><span style="font-family: Arial; font-size: 18px;">\psaxes[Dx=1,Dy=1]{->}(0,0)(0,-1)(10,1.3)</span></div>

<div><span style="font-family: Arial; font-size: 18px;">\psplot[linewidth=1pt]{0.1}{0.95}{\frac{4*(1-x)}{4*(1-x)+(1/x)*(SINH(sqrt(16*(1-x)))^2) )}}</span><br>
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<div><span style="font-family: Arial; font-size: 18px;">\end{pspicture}</span></div>

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<div class="p1" style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 18px; line-height: normal; font-family: Arial;">\psset{xunit=0.3,yunit=3}</div>

<div class="p1" style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 18px; line-height: normal; font-family: Arial;">\begin{pspicture}(0,-1)(10,1.3)</div>

<div class="p1" style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 18px; line-height: normal; font-family: Arial;">\psset{algebraic=true,plotpoints=501}</div>

<div class="p1" style="font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 18px; line-height: normal; font-family: Arial;">\psaxes[Dx=1,Dy=1]{->}(0,0)(0,-1)(10,1.3)</div>
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<div><span style="font-family: Arial; font-size: 18px;">\psplot[linewidth=1pt]{1.1}{10.95}{\frac{4*(x-1)}{4*(x-1)+(1/x)*(sin(sqrt(16*(x-1)))^2) )}}</span><br>
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<div><span style="font-family: Arial; font-size: 18px;">\end{pspicture}</span></div>

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