Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0149f54420aa720a7bfbfe8082d637f52a5ebed7542df09758ae21345c38d2fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^