Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cc4ef284b755c8896627be43489b2a781c7bd18be8308bfe38d9d6b5ec30bd06:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^