Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa9c17e72360b8a42187c170c6354a5e987ca32e137bd8a71d710c28f8de7b11:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^