Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a44abb4cd30a3f51572ba6495fd3555c4b34f8a3b00563cfaed8a3ef0a5d94df:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^