Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c57095d9e2c846058db836da054b9b67c63565a76f00b48eaf08eb697931dfa1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^