41. The FARC included the hostages killed Monday in their list of " exchangeables ." 42. Other regional agencies have separate ticket systems which are not mutually exchangeable with that of Trenitalia. 43. Creating instruments that are not fungible ( exchangeable ) could introduce instability and make pricing difficult. 44. SAGA has a fast-growing set of geoscientific methods, bundled in exchangeable module libraries. 45. Coins remained exchangeable for euros at branches of the Netherlands Central Bank until 1 January 2007. 46. Until the 1970s the 39 mm mount was the norm for exchangeable lenses in rangefinder cameras. 47. Exchangeable random variables arise in the study of U statistics, particularly in the Hoeffding decomposition.48. These tokens were exchangeable for goods at the company store, often at highly inflated prices. 49. These 10 wagons were reclassed to VSBY, indicating that they were not bogie-exchangeable . 50. One such notion is given by jointly exchangeable matrices; i . e . random matrices satisfying
