Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0c4949e7785ed31bdaed66b8bb7bb207db04f394aae9d2e2968873ac13f274c1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^