Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 981f3c3e8456b39e8168a5e59dbfcb3a45e800e3f9b4c4b0c53123956cbeba9d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^