Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cf28513773e3c48679c9942a35dc4e55bde6272efc0a0e1c61d8d2446295d1e3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^