Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc2385c1b1d17ed2b65a381a8c74d4c09c38cafd5c271b55c23f9ea725d668d6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^