Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fe04c86c2ef8eedef2f80b341f6cc287cf5751e423a3dcd377002c1b796fbe9d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^