Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0f5a5864a8b9c4b128c386f4aad3d1b2fa1d73455918b3c84ce5ec8f34869686:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^