Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3b84905035e209a68a81fa50ab27707f6980e7823e86d5a425f77053176f679c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^