Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4bae09c9e88c1159aa4f32ddcdd1f864c2cd9fd219232b3e66055e1820a26719:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^