Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 314b4be64fedabd0c20be52d6c94c61e150df9fbb75274d032555b07bf40ef33:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^