Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71aec90bbe841f01be282a3c3b647b56aa1495bb27b99907586e2b97fb626f41:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^