Returns whether the iterate datum is considered empty. An iterate datum is considered empty when the time, f[n](x), f[n+1](x) values are all NaN
f[n](x)
f[n+1](x)
NaN
The iterate datum to test
true if the iterate datum is empty; false otherwise
true
false
Returns whether the iterate datum is considered empty. An iterate datum is considered empty when the time,
f[n](x),f[n+1](x)values are allNaN