Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4395ebad6127cc722846dafbe888722c5fa3f2ad83cabf8cedbffcfb906b7961:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^