Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e72223ed3b4788dc486f9fdd9886f19afcf57b1d8aca7ec52ae1b0cf44c606bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^