Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1f36b251abb91c7b1f4e26c960e483f4b746f23f132c6f8bcf4488625a8f5bd9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^