Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a3a8b49e73a9d2a4123e3367b2fa59ac5ec19ebbd0811f2cb476748d343bd771:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^