Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e750c932f1b16d0b7ae6ae39f0757dd4bd1abf5d76a12214f018c3c949ce7dcc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^