Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d549e7ecc6371a940bd420ede29b64b2539e51a0591ce2e1d6fef1528603e15e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^