Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bb739d2697082cf2e84a61434dd15fadf5c25bf7cb69af0863ee96e52fb0ce5e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^