Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c2c41ed21b234d324937140481370366f8dabf208e94154e2f1b2929f38743c1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^