Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c135bf11c5455132b0217473177344777d527611d0d49f1d3e1b57e319c400b9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^