Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0207b514cc32c2ad7cde6d15d5535568a1e23c3520628195942ad5b3907c27b6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^