Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 617a66f57057c6ac5bdccb2f7cc37db035379cf976c89c01ff197d04e4ab1577:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^