Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f62b547ea5bd8a7390fe7cd05727208c29dd92ff1d39f39f68d018bae7d24658:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^