Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ccfd07752f1b39e46acbfa62a52b4e5d79224163b375381654b3277bb85ff96e:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^