Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e68318797469c9c590b05136eae3b6ecc0d3b00356ceb0a511a613aa9ae74dc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^