Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 439d78bfea82a4b9b9385ba2cff2e87b91810aba1c4690837d6a64d2dbacef9a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^