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	Fix wording
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		@@ -546,7 +546,7 @@ SELECT shoelace.sl_name, shoelace.sl_avail,
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<para>
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					<para>
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    Now we want to write a query that finds out for which shoes currently in the store
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					    Now we want to write a query that finds out for which shoes currently in the store
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    we have the matching shoelaces (color and length) and where the
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					    we have the matching shoelaces (color and length) and where the
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    total number of exactly matching pairs is greater or equal to two.
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					    total number of exactly matching pairs is greater than or equal to two.
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<programlisting>
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					<programlisting>
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SELECT * FROM shoe_ready WHERE total_avail >= 2;
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					SELECT * FROM shoe_ready WHERE total_avail >= 2;
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@@ -622,7 +622,7 @@ calc_hist_selectivity_scalar(TypeCacheEntry *typcache, RangeBound *constbound,
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 *
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					 *
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 * This function is used in scalar operator selectivity estimation. Another
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					 * This function is used in scalar operator selectivity estimation. Another
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 * goal of this function is to find a histogram bin where to stop
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					 * goal of this function is to find a histogram bin where to stop
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 * interpolation of portion of bounds which are less or equal to given bound.
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					 * interpolation of portion of bounds which are less than or equal to given bound.
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 */
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					 */
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static int
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					static int
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rbound_bsearch(TypeCacheEntry *typcache, RangeBound *value, RangeBound *hist,
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					rbound_bsearch(TypeCacheEntry *typcache, RangeBound *value, RangeBound *hist,
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@@ -513,7 +513,7 @@ spg_range_quad_inner_consistent(PG_FUNCTION_ARGS)
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					/*
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										/*
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					 * Range A is overleft to range B if upper bound of A is
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										 * Range A is overleft to range B if upper bound of A is
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					 * less or equal to upper bound of B.
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										 * less than or equal to upper bound of B.
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					 */
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										 */
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					maxUpper = &upper;
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										maxUpper = &upper;
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					break;
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										break;
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@@ -532,7 +532,7 @@ spg_range_quad_inner_consistent(PG_FUNCTION_ARGS)
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					/*
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										/*
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					 * Range A is overright to range B if lower bound of A is
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										 * Range A is overright to range B if lower bound of A is
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					 * greater or equal to lower bound of B.
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										 * greater than or equal to lower bound of B.
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					 */
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										 */
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					minLower = &lower;
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										minLower = &lower;
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					break;
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										break;
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@@ -609,7 +609,7 @@ spg_range_quad_inner_consistent(PG_FUNCTION_ARGS)
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					/*
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										/*
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					 * Non-empty range A contains non-empty range B if lower
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										 * Non-empty range A contains non-empty range B if lower
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					 * bound of A is lower or equal to lower bound of range B
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										 * bound of A is lower or equal to lower bound of range B
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					 * and upper bound of range A is greater or equal to upper
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										 * and upper bound of range A is greater than or equal to upper
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					 * bound of range A.
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										 * bound of range A.
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					 *
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										 *
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					 * All non-empty ranges contain an empty range.
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										 * All non-empty ranges contain an empty range.
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@@ -180,7 +180,7 @@ main(int argc, char *argv[])
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				}
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									}
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				if (!TransactionIdIsNormal(set_oldest_xid))
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									if (!TransactionIdIsNormal(set_oldest_xid))
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				{
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									{
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					pg_log_error("oldest transaction ID (-u) must be greater or equal to %u", FirstNormalTransactionId);
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										pg_log_error("oldest transaction ID (-u) must be greater than or equal to %u", FirstNormalTransactionId);
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					exit(1);
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										exit(1);
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				}
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									}
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				break;
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									break;
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@@ -195,7 +195,7 @@ main(int argc, char *argv[])
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				}
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									}
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				if (!TransactionIdIsNormal(set_xid))
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									if (!TransactionIdIsNormal(set_xid))
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				{
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									{
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					pg_log_error("transaction ID (-x) must be greater or equal to %u", FirstNormalTransactionId);
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										pg_log_error("transaction ID (-x) must be greater than or equal to %u", FirstNormalTransactionId);
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					exit(1);
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										exit(1);
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				}
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									}
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				break;
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									break;
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