Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c06c119a20eb0a92087d6e7550fdfe90331574a3eb0faece1da65f434c90516d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^