Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 73ad5158e8db37b02fde81a27c45c5a846eb228df51e4665ffe11447367fbb4f:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^