Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5a43be07e8c906164816da1cbc9cbe88e9c64133785ab9d1ac07c1f5faf5f2c0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^