Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2fd8627f02d1916d789e79b740497f90d9d4cf323004d931f626ae48e377a8eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^