Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8cae488baf37e712ba1e241e25fc48b6311ab43897f7edb083d432fe5539c2c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^