Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a30af9dc07517ccc8b7e13006101a7b0af29027a7e2d86716a2c2cdfc2f37337:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^