Difference between revisions of "Epidemiology: The SEIR model"
From JSXGraph Wiki
Jump to navigationJump to searchA WASSERMANN (talk | contribs) |
A WASSERMANN (talk | contribs) |
||
Line 61: | Line 61: | ||
function loop() { | function loop() { | ||
− | var dS = | + | var dS = mu.Value()*(1-S.pos[1])-beta.Value()*I.pos[1]*S.pos[1]; |
var dE = beta.Value()*I.pos[1]*S.pos[1]-(mu.Value()+a.Value())*E.pos[1]; | var dE = beta.Value()*I.pos[1]*S.pos[1]-(mu.Value()+a.Value())*E.pos[1]; | ||
− | var dI = | + | var dI = a.Value()*E.pos[1]-(gamma.Value()+mu.Value())*I.pos[1]; |
− | var dR = gamma.Value()*I.pos[1] | + | var dR = gamma.Value()*I.pos[1]-mu.Value()*R.pos[1]; |
turtleMove(S,delta,dS); | turtleMove(S,delta,dS); | ||
// turtleMove(E,delta,dE); | // turtleMove(E,delta,dE); |
Revision as of 09:55, 27 April 2009