Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e3c88eaeb6622545c172a8cca750dcece78ebed0cae9d9d3209c5eaf8a7bfe18:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^