Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9ad3842a0d606bb2eb3137d25f8ccde342cb50c03209fba40de6e737c8c59d92:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^