Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a5295a3c933eb4b52ae65c30464d0fd205bff8eae7e081e325829186d362f56d:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^