Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cd83910923801604a739bbe7fa2ca8a0cc6ad92db1fa5720e959212d0a86e20b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^