Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c56cf00998f42e72df6b8f1a6d72638a291e81a15f9db470d858ac329873a82f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^