Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d238a40450230b41011bdd8b86e3d38a5c9637e73e9f44afab31eae7d62eb03e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^