Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6973e37acb12c9423cdd8e2a05e9e04d4cd10219083fb19d37cdd083368a5242:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^