Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> acf7427c66eae4c920219d130492416f0e903695ef6e51ccb69807dadeb1b35c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^