Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ce8bfdb4442443d2db09d3c374016eb133bebba91d10a02aa52250527f32fea3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^