Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4e17af8326e64e78b1b0eae2e5fd219042fc68d38cec1fe63cb72e20c1087e52:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^