Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b9c5991e541d1df16250f1b121593dfa15bf8c5f9578519c61b7502de1bdea47:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^