Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1903e04555590a858343d3173b7bc9c9b315a1f4ab84f332f5b759f12a425f23:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^