Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 60198ad18194369abaedbec2ecced38ffd0d7d60ab66f7998bed5f2e6b8d4ea1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^