Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a3601fc23caf2f8a18cbde73e4bcf883ba8803649f57bc9377bb32e5a99200fb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^