Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc581f98e7f590f006502a169a4ec6f85594b1542b50c70d1c4af2587d40b8dc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^