% /usr/bin/time sh -c 'echo "scale=2000; 4*a(1)" | bc -l' > /dev/null
        1.75 real         1.75 user         0.00 sys
% /usr/bin/time sh -c 'echo "scale=2000; e(1)" | bc -l' > /dev/null
        3.83 real         3.83 user         0.00 sys