Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 511ba36c092e826817eb33db9402ec402ad156577e82ce8a3dd0fc5fe3b674c3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^