Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 56eb9a2e65e25371d6fcab38b8183b93ae5e88dde0447300ebe65a21bcc2cdd7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^