Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec094c64fd07ef120b31d93098c74a28ebd27ec3404ecf3b84a0fbeb80e96756:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^