Description Usage Arguments Examples
Survival Probability
1  | 
x | 
 Age.  | 
t | 
 Number of years survived beyond current age.  | 
k | 
 Die within this many years. If k is not specified then the function will return the probability that a person aged x will live for at least another t years (they will live up to at least age x+t). If a value for k is given then the function will return the probability that a person aged x will live for at least another t years but then die within the following k years.  | 
1 2  | 
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