Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1ede1cafe4f7a5d151aebed1e806ca9eba9974c1919f9ccbd49bcedc3162f55c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^