Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a8b79f78344b20f7c48adbb6929cdddb721164515eb57daf2c0d0e1b658752c3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^