Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 041042fb30d3685a2fd3253df912b4f179d4328c3f89f1f7417e5dda17f5c99a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^