Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f4ccb66077241e12d9b61917ac909d6b37169cf772be3b25f4b1c93ef7ad5920:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^