set term svg enhanced
set out 'Composite elastic modulus.svg'
set grid
set key top left
set title "Elastic modulus of a composite"
set xtics
set xlabel "Volume fraction"
set ytics ("E_m" 3,"" 4,""5,"E_f" 6)
set ylabel "Elastic modulus"
plot [0:1] x*6+(1-x)*3 title "Upper bound" lw 2, 1/(x/6+(1-x)/3) t "Lower bound" lw 2
{{Information |Description ={{en|1=The upper and lower bounds on the elastic modulus of a composite material; see rule of mixtures}} |Source ={{own}} {{gnuplot}} |Author =Arbitrarily0 |D...