Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1bbdb51a28f1cad09a79af8f39b5760c437177d50d1679d8d29aa9920f30bf29:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^