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<div class="moz-cite-prefix">On 28/04/2023 07:47, Steve Litt wrote:<br>
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<blockquote type="cite"
cite="mid:20230428024726.13f2f6c9@mydesk.domain.cxm">
<pre class="moz-quote-pre" wrap="">How do I make fonts bigger in **plain tex** math mode? </pre>
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<p>Re-define the fonts and font families used in maths mode —</p>
<p><tt>$\forall x \in X, \quad \exists y \leq \epsilon$<br>
$$\forall x \in X, \quad \exists y \leq \epsilon$$<br>
<br>
\font\tenrm=cmr10 scaled \magstep 2<br>
\font\sevenrm=cmr7 scaled \magstep 2<br>
\font\fiverm=cmr5 scaled \magstep 2<br>
\font\teni=cmmi10 scaled \magstep 2<br>
\font\seveni=cmmi7 scaled \magstep 2<br>
\font\fivei=cmmi5 scaled \magstep 2<br>
\font\tensy=cmsy10 scaled \magstep 2<br>
\font\sevensy=cmsy7 scaled \magstep 2 <br>
\font\fivesy=cmsy5 scaled \magstep 2<br>
\font\tenex=cmex10 scaled \magstep 2<br>
\font\tenbf=cmbx10 scaled \magstep 2<br>
\font\sevenbf=cmbx7 scaled \magstep 2 <br>
\font\fivebf=cmbx5 scaled \magstep 2<br>
\font\tensl=cmsl10 scaled \magstep 2<br>
\font\tentt=cmtt10 scaled \magstep 2<br>
\font\tenit=cmti10 scaled \magstep 2<br>
<br>
\textfont1=\teni \scriptfont1=\seveni \scriptscriptfont1=\fivei<br>
\textfont2=\tensy \scriptfont2=\sevensy
\scriptscriptfont2=\fivesy<br>
\textfont3=\tenex \scriptfont3=\tenex \scriptscriptfont3=\tenex<br>
<br>
$\forall x \in X, \quad \exists y \leq \epsilon$<br>
$$\forall x \in X, \quad \exists y \leq \epsilon$$</tt></p>
<p><tt>\end</tt></p>
<p>-- <br>
<i>Philip Taylor</i><br>
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