Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7765d07a389a07e576a1e83d2cc091d6d31aae430e948bce229265903123b6df:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^