Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa4948733bbae9ea7b9972b8ad7c46ec3a8fff49488e127d8ad42b285ea282eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^