Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f1f683d4d0c35bbd9f1b460d214ccdfb99c7105009ed218a52053149fe5f44b6:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^