Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f1e9e0d1b56d7dc8757101d460b507b7d2d72840f5bba872951186fbc7e1f5d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^