Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 157943bec52ae5d9fffd5a4f3562e58917ff2983271f93ae1b1f4e7cb80305e9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^