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Differential equations / Linear Optimering
 y' =  y  Optimera Euler step Riktn.fält
 x = calc y(x)  y =   calc x  
Numeric curve fitting
ax+b  x²   x³  a·xb a·ebx a·bx  a+b·ln(x) sin fit
ReCalc Grid On Coord off Thick Bar graph units    


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rnd n!  mod  div i degrad
sin cos tan  asin   acos   atan 
e^ Ln log abs π
 ∫ dx  factor ( ) x ^
Solve d/dx 7 8 9 /
Ans↑ r-f-p 4 5 6 *
xpr↑ Stat 1 2 3
Last Bas x EE 0 . +
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