Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9c8d57a16abfcacbde91c867492beddc55fca5067f81ca9f5f55d2d608ac0fed:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^