Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8bfd31678fae28f7d62e86aa5a4b4526ad6ba669cddfbe55cde3d850f5f1b4b7:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^