Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bdc1de06055bd80dfd8fb7f550a179fd75349be8a4c72d581e62450f75baa8b9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^