Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ddbb6153344e4a1dfc9ba540f068cf4582244fc1c9cdd3b869e42fa2e41da72e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^