Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bce0b89f707c266f89349a1f7c46bb72b87b567e82b6aa3c7a3d075296a51cc3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^