< Back to Snippetssolve
Compute \(\text{solve}\left ( f_{1}= f_{2}, v, x \right )\) where \(f_{1}\) is in the t register, \(f_{2}\) is in the z register, \(v\) (the variable to solve for) is in the y register, and the initial guess for an answer is in the x register.
<root>
...
<values>
...
<subroutine ID="solve" parameters="4">
<StackBox.ApplyConsole/>
<StackBox.Roll4Up/>
<StackBox.Roll4Up/>
<MathEquals.Action/>
<StackBox.Roll3Down/>
<function ref="solveFunc"/>
</subroutine>
<!-- No one should call solveFunc except solve -->
<function ID="solveFunc" label="solve" parameters="3">
<StackBox.Roll3Up/>
<StackBox.Explode/>
<MathSubtract.Action/>
<StackBox.Roll3Down/>
<MathZero.Action/>
</function>
...
</values>
</root>