Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 482d36a2d9cc1bc5ab6eaa6f39d9f1d00bbde55b7ab49c120dcffbc206ab81f9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^