*
* Examples 6.5 and 6.6 from pp 266-267
*
* Example 6.5
*
@BSoption(price=80,sigma=.20,rate=.08,strike=90,expire=.25) callvalue
@BSoption(price=80,sigma=.20,rate=.08,strike=90,expire=.25,put) putvalue
disp "Example 6.5" *.## "Call" callvalue "Put" putvalue
*
* Example 6.6
*
@BSoption(price=80,sigma=.20,rate=.08,strike=81,expire=.25) callvalue
@BSoption(price=80,sigma=.20,rate=.08,strike=81,expire=.25,put) putvalue
disp "Example 6.6" *.## "Call" callvalue "Put" putvalue