Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c942d3b9681c73d79a7ba433f1ab9a9458e41632b9fc378f262a2a990c9db1c5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^